He tweeted: “When will the world take action to stop violence against #Christians in Nigeria?
“The OTP of the @IntlCrimCourt’s preliminary examination of crimes against Christians in #Nigeria including #Biafrans must proceed to a formal investigation.
“The abduction of Leah Sharibu is an example of the countless acts of violence that #Christians across #Nigeria, including #Biafrans, endure daily. @StateDept and the intl community must act to stop these atrocities!