Nigeria President Goodluck Jonathan, Centre, waves to the crowd as he arrived for a ceremony to commission new locomotive trains, in Lagos, Nigeria, Saturday, March 12, 2011. (AP Photo/Sunday Alamba)

Photo by: Sunday Alamba

Nigeria President Goodluck Jonathan, Centre, waves to the crowd as he arrived for a ceremony to commission new locomotive trains, in Lagos, Nigeria, Saturday, March 12, 2011. (AP Photo/Sunday Alamba)