said Logari was the second leader of ISIS in Afghanistan to be killed in the last nine months.

The confirmation of the prisoner swap Sunday came a day after the young women were liberated after more than three years in captivity by the Islamic militants.The freed young women were flown Sunday by military helicopters from northeastern Nigeria to Abuja.

says a Nigerian government official.He has missed three straight weekly Cabinet meetings.Human rights groups have criticized the decision to keep the girls in custody in Abuja.

The exact nature of his illness remained unclear.Saturdays release marks the largest negotiated release so far of the 276 girls whose abduction in 2014 drew international attention to the threat of Nigerias extremists.

Twenty-two women abducted from their villages by Boko Haram 00:32 Last year.

21 other Chibok girls were liberated in October and they have been undergoing counseling for months.Upon arrival at the retreat site.

I became aware of my presence again.a hallucinogenic plant mixture from Africa.

the location of which CBS News was asked not to disclose for the safety and security of the participants.To be pain free for that short period of time was.