Nigeria, May 21 -- Hamdiyya Shariff, a human rights activist in a legal tussle with the Sokoto State Government, has been reported missing, according to a Facebook post by her legal counsel, Abba Hikima.

Mr Hikima said Ms Shariff went missing around 10 a.m. on Tuesday, 20 May.

An outspoken critic of the Sokoto State Government's handling of insecurity, she was last seen leaving her residence in the early hours of Tuesday.

She "left home to buy foodstuffs," Mr Hikima said, adding that her whereabouts were unknown since then.

The lawyer said the police in Sokoto had been informed about the incident.

When contacted, the police spokesperson, Ahmad Rufa'i, said he was unaware of "any missing person" report. He promised to confirm and get ...