Bystanders look on as disabled 18-year-old Nigerian Kevin, aka T-Boy, performs a break dancing routine along with his two brothers (unseen) at the water front in Port Harcourt, Southern Nigeria, on February 27, 2019. (Photo AFP)

Bystanders look on as disabled 18-year-old Nigerian Kevin, aka T-Boy, performs a break dancing routine along with his two brothers (unseen) at the water front in Port Harcourt, Southern Nigeria, on February 27, 2019. (Photo AFP)

All Progressives Congress (APC) party supporters rally as they celebrate the re-election of the incumbent president and the leader of APC, in Kano on February 27, 2019. – Nigeria’s President Muhammadu Buhari said his re-election was “free and fair”, after his beaten rival denounced the results as a “sham” and promised a legal challenge that could dominate politics for weeks. The 76-year-old one-time military ruler’s victory was confirmed late on February 26, 2019, after rescheduled polling blamed on logistical difficulties. (Photo AFP)

A man dressed up as a homeless person and other All Progressives Congress (APC) party supporters celebrate after the incumbent president’s victory following official election results in Kano on February 27, 2019. – Nigeria’s President Muhammadu Buhari said his re-election was “free and fair”, after his beaten rival denounced the results as a “sham” and promised a legal challenge that could dominate politics for weeks. The 76-year-old one-time military ruler’s victory was confirmed late on February 26, 2019, after rescheduled polling blamed on logistical difficulties. (Photo AFP)

All Progressives Congress (APC) party supporters rally as they celebrate the re-election of the incumbent president and the leader of APC, in Kano on February 27, 2019. – Nigeria’s President Muhammadu Buhari said his re-election was “free and fair”, after his beaten rival denounced the results as a “sham” and promised a legal challenge that could dominate politics for weeks. The 76-year-old one-time military ruler’s victory was confirmed late on February 26, 2019, after rescheduled polling blamed on logistical difficulties. (Photo AFP)

People celebrate on February 27, 2019 in a street of Kano, the re-election of Muhammadu Buhari as Nigerian president after a delayed poll that angered voters and raised political temperatures – but the opposition immediately vowed to challenge the “sham” result in court. (Photo AFP)

People celebrate on February 27, 2019 in a street of Kano, the re-election of Muhammadu Buhari as Nigerian president after a delayed poll that angered voters and raised political temperatures – but the opposition immediately vowed to challenge the “sham” result in court. (Photo AFP)