Security personnel and bomb experts speak with Kano State Police Commissioner Aderenle Shinaba at the Sabon Gari bus park in Kano
Security personnel and bomb experts speak with Kano State Police Commissioner Aderenle Shinaba (3rd L, blue uniform) at the Sabon Gari bus park in Kano July 24, 2014. The bomb hidden in a refrigerator killed one and wounded eight at the crowded bus park in northern Nigeria's biggest city of Kano on Thursday, police said. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST POLITICS CRIME LAW)
Security personnel and bomb experts speak with Kano State Police Commissioner Aderenle Shinaba at the site of a bomb explosion at the Sabon Gari bus park in Kano
Security personnel and bomb experts speak with Kano State Police Commissioner Aderenle Shinaba (R) at the site of a bomb explosion at the Sabon Gari bus park in Kano July 24, 2014. The bomb hidden in a refrigerator killed one and wounded eight at the crowded bus park in northern Nigeria's biggest city of Kano on Thursday, police said. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST POLITICS CRIME LAW)
Security personnel comb the scene of a bomb explosion at the Sabon Gari bus park in Kano
Security personnel comb the scene of a bomb explosion at the Sabon Gari bus park in Kano July 24, 2014. The bomb hidden in a refrigerator killed one and wounded eight at the crowded bus park in northern Nigeria's biggest city of Kano on Thursday, police said. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST POLITICS)
Security personnel comb the site of a bomb explosion at the Sabon Gari bus park in Kano
Security personnel comb the site of a bomb explosion at the Sabon Gari bus park in Kano July 24, 2014. The bomb hidden in a refrigerator killed one and wounded eight at the crowded bus park in northern Nigeria's biggest city of Kano on Thursday, police said. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST POLITICS)
Security personnel comb the scene of a bomb explosion at the Sabon Gari bus park in Kano
Security personnel comb the scene of a bomb explosion at the Sabon Gari bus park in Kano July 24, 2014. The bomb hidden in a refrigerator killed one and wounded eight at the crowded bus park in northern Nigeria's biggest city of Kano on Thursday, police said. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST POLITICS)
The wreckage of a bomb explosion is seen at the Sabon Gari bus park in Kano
The wreckage of a bomb explosion is seen at the Sabon Gari bus park in Kano July 24, 2014. A bomb hidden in a refrigerator killed one and wounded eight at the crowded bus park in northern Nigeria's biggest city of Kano on Thursday, police said. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST POLITICS)
A protester screams at U.S. President Barack Obama in front of members of the media as he talks about education and the economy while at Los Angeles Trade Technical College in California
A protester screams at U.S. President Barack Obama in front of members of the media as he talks about education and the economy while at Los Angeles Trade Technical College in California, July 24, 2014. REUTERS/Larry Downing (UNITED STATES - Tags: POLITICS EDUCATION BUSINESS EMPLOYMENT CIVIL UNREST)
A protester screams at U.S. President Barack Obama as he talks about education and the economy while at Los Angeles Trade Technical College in California
A protester screams at U.S. President Barack Obama as he talks about education and the economy while at Los Angeles Trade Technical College in California, July 24, 2014. REUTERS/Larry Downing (UNITED STATES - Tags: POLITICS EDUCATION BUSINESS EMPLOYMENT CIVIL UNREST)
Kaduna State Police Commissioner Alhaji Umar Shehu and Kaduna State Governor Mukhtar Yero visit the victims of a suicide bomb blast at 44 Military Hospital in Kaduna
Kaduna State Police Commissioner Alhaji Umar Shehu (2nd L, blue uniform) and Kaduna State Governor Mukhtar Yero (3rd L) visit the victims of a suicide bomb blast at 44 Military Hospital in Kaduna July 24, 2014. At least 82 people were killed on Wednesday in two suicide bombings in the north Nigerian city of Kaduna, one aimed at opposition leader and ex-president Muhammadu Buhari and another at a moderate Muslim cleric about to lead a crowd in prayer. Kaduna state governor Mukhtar Yero on Thursday lifted a 24-hour curfew imposed on the state after the bombings. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST CRIME LAW POLITICS)
A patient injured by a suicide bomb is treated at the 44 Military Hospital in Kaduna
A patient injured by a suicide bomb is treated at the 44 Military Hospital in Kaduna July 24, 2014. At least 82 people were killed on Wednesday in two suicide bombings in the north Nigerian city of Kaduna, one aimed at opposition leader and ex-president Muhammadu Buhari and another at a moderate Muslim cleric about to lead a crowd in prayer. Kaduna state governor Mukhtar Yero on Thursday lifted a 24-hour curfew imposed on the state after the bombings. REUTERS/Stringer (NIGERIA - Tags: CIVIL UNREST POLITICS)