File photo of people walking along a narrow street in Kenya's coastal town of Lamu
People walk along a narrow street in Kenya's coastal town of Lamu in this June 19, 2014 file photo. The latest in a string of militant attacks on Kenya's coast has dealt a fresh blow to the economy, but the threat this time goes beyond the tourist trade to an ambitious $25.5 billion port and transport scheme next to the historic town of Lamu. To match story KENYA-ATTACKS/ECONOMY REUTERS/Thomas Mukoya/Files (KENYA - Tags: POLITICS TRAVEL BUSINESS CIVIL UNREST)
File photo of donkey tied to a locked traditional wooden door in Kenya's coastal town of Lamu
A donkey is tied to a locked traditional wooden door in Kenya's coastal town of Lamu in this June 19, 2014 file photo. The latest in a string of militant attacks on Kenya's coast has dealt a fresh blow to the economy, but the threat this time goes beyond the tourist trade to an ambitious $25.5 billion port and transport scheme next to the historic town of Lamu. To match story KENYA-ATTACKS/ECONOMY REUTERS/Thomas Mukoya/Files (KENYA - Tags: POLITICS TRANSPORT TRAVEL BUSINESS CIVIL UNREST ANIMALS)
File photo of people walking along the beach of the Indian Ocean in Kenya's coastal town of Lamu
People walk along the beach of the Indian Ocean in Kenya's coastal town of Lamu in this June 19, 2014 file photo. The latest in a string of militant attacks on Kenya's coast has dealt a fresh blow to the economy, but the threat this time goes beyond the tourist trade to an ambitious $25.5 billion port and transport scheme next to the historic town of Lamu. To match story KENYA-ATTACKS/ECONOMY REUTERS/Thomas Mukoya/Files (KENYA - Tags: POLITICS CIVIL UNREST TRANSPORT TRAVEL BUSINESS)
File photo of resident running along the beach of the Indian Ocean in the coastal town of Lamu
A resident runs along the beach of the Indian Ocean in the coastal town of Lamu in this June 19, 2014 file photo. The latest in a string of militant attacks on Kenya's coast has dealt a fresh blow to the economy, but the threat this time goes beyond the tourist trade to an ambitious $25.5 billion port and transport scheme next to the historic town of Lamu. To match story KENYA-ATTACKS/ECONOMY REUTERS/Thomas Mukoya/Files (KENYA - Tags: POLITICS CIVIL UNREST TRANSPORT TRAVEL BUSINESS)
Kenya police officers patrol along the beaches of the Indian Ocean in the coastal town of Lamu
Kenya police officers patrol along the beaches of the Indian Ocean in the coastal town of Lamu, June 19, 2014. The latest in a string of militant attacks on Kenya's coast has dealt a fresh blow to the economy, but the threat this time goes beyond the tourist trade to an ambitious $25.5 billion port and transport scheme next to the historic town of Lamu. To match story - KENYA-ATTACKS/ECONOMY. Picture taken June 19, 2014. REUTERS/Thomas Mukoya (KENYA - Tags: POLITICS CIVIL UNREST CRIME LAW)
Riot policemen remove a road barricade of a truck burnt by protestors along the streets after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni
Riot policemen remove a road barricade of a truck burnt by protestors along the streets after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni, June 17, 2014. The United States said on June 19, it would move some of its diplomats out of Kenya and has banned all embassy staff from travelling to its Indian Ocean coastline, where about 65 people were killed in attacks on Sunday and Monday. Picture taken June 17, 2014. To match story KENYA-SECURITY/USA. REUTERS/Thomas Mukoya (KENYA - Tags: SOCIETY CIVIL UNREST CRIME LAW POLITICS)
Kenyan police officers patrol Mavuno villages near Mpeketoni after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni
Kenyan police officers patrol Mavuno villages near Mpeketoni after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni, June 17, 2014. The United States said on June 19, it would move some of its diplomats out of Kenya and has banned all embassy staff from travelling to its Indian Ocean coastline, where about 65 people were killed in attacks on Sunday and Monday. Picture taken June 17, 2014. To match story KENYA-SECURITY/USA. REUTERS/Thomas Mukoya (KENYA - Tags: SOCIETY CIVIL UNREST CRIME LAW POLITICS)
Kenyan police officers walk past a fire used to barricade a main road after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni
Kenyan police officers walk past a fire used to barricade a main road after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni, June 17, 2014. The United States said on June 19, it would move some of its diplomats out of Kenya and has banned all embassy staff from travelling to its Indian Ocean coastline, where about 65 people were killed in attacks on Sunday and Monday. Picture taken June 17, 2014. To match story KENYA-SECURITY/USA. REUTERS/Thomas Mukoya (KENYA - Tags: SOCIETY CIVIL UNREST CRIME LAW POLITICS)
Riot policemen patrol as protestors participate in a demonstration along the streets after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni
Riot policemen patrol as protestors participate in a demonstration along the streets after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni, June 17, 2014 The United States said on June 19, it would move some of its diplomats out of Kenya and has banned all embassy staff from travelling to its Indian Ocean coastline, where about 65 people were killed in attacks on Sunday and Monday. Picture taken June 17, 2014. To match story KENYA-SECURITY/USA. REUTERS/Thomas Mukoya (KENYA - Tags: SOCIETY CIVIL UNREST CRIME LAW POLITICS)
A riot policeman looks on as protestors participate in a demonstration along the streets after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni
A riot policeman looks on as protestors participate in a demonstration along the streets after unidentified gunmen recently attacked the coastal Kenyan town of Mpeketoni, June 17, 2014. The United States said on June 19, it would move some of its diplomats out of Kenya and has banned all embassy staff from travelling to its Indian Ocean coastline, where about 65 people were killed in attacks on Sunday and Monday. Picture taken June 17, 2014. To match story KENYA-SECURITY/USA. REUTERS/Thomas Mukoya (KENYA - Tags: SOCIETY CIVIL UNREST CRIME LAW POLITICS)