FILE - Parents of Chibok schoolgirls who were kidnapped in 2014 by Islamic extremists, attend a 10th anniversary event of the abduction in Lagos, Nigeria, on April 4, 2024. Recent suicide bombings in northeastern Nigeria have raised questions about the country's claim that it has degraded the Islamic extremists whose insurgency since 2009 has killed more than 35,000 people directly and displaced more than 2 million. (AP Photo/Mansur Ibrahim, File)