Why exactly was top Nigerian lawyer in court?published at 11:46 Greenwich Mean Time 17 February 2016

Rickey Tarfa (L) has pleaded not guilty
Leading Nigerian lawyer Rickey Tarfa, who appeared in court with more than 90 lawyers representing him, was charged by Nigeria's elite anti-corruption agency, the Economic Finance and Fiscal Commission (EFCC).
He is accused of obstructing two anti-corruption agents from arresting two people suspected of committing financial crimes by keeping them in his car on 5 February.
In the second charge, he is accused of perverting the course of justice by communicating through his personal mobile phone with a judge overseeing a trial between the EFCC and two private companies which Mr Tarfa is representing.
Mr Tarfa has denied the charges.
See our 10:44 post for more details