Nigeria's former security adviser in first high-profile graft trial

Nigeria's former national security adviser Sambo Dasuki was in court on Friday for fraud charges in the country's first high-profile corruption trial since President Muhammadu Buhari launched a promised crackdown on graft. Buhari, a former military ruler, was elected in March on an anti-corruption ticket and the prosecution of Dasuki and any other senior officials will be the first since Nigeria's return to civilian rule in 1999. Graft spiked under the previous administration of Goodluck Jonatha