A 20-year-old terror convict identified as Sudesh Amman put on a fake bomb and attacked two people on a busy London street on Sunday before officers shot him dead. The two stabbing victims and a third person injured by flying glass are all in stable condition. Amman recently got out of prison for publishing terror videos online and gathering information on bomb-making and knife attacks.

Al-Qaeda in the Arabian Peninsula (AQAP) released a video taking responsibility for the December attack at Naval Air Station Pensacola in Florida. Saudi 2nd Lt. Mohammed Saeed Alshamrani killed three people when he opened fire inside a classroom at the base on Dec. 6. The Yemen branch of al-Qaeda has long been considered the most dangerous of the terrorist organization.

Taliban insurgents on Tuesday clashed with Afghan forces trying to reach the site of a U.S. military plane crash. The Bombardier E-11A aircraft went down on Monday in Afghanistan’s central Ghazni province, a Taliban stronghold. The insurgent group claimed responsibility, but there is no indication enemy fire downed the electronic surveillance plane, said Col. Sonny Leggett, a spokesman for U.S. forces in the country.

One U.S. serviceman and two American contractors died in an attack on an airstrip in Kenya early on Sunday morning. The Kenyan military confirmed five of the attackers died in the assault, which damaged several U.S. and Kenyan aircraft and vehicles at the military base known as Camp Simba. The al-Shabaab Islamic terror group claimed responsibility.

A truck laden with explosives detonated at a busy checkpoint in Mogadishu on Saturday, killing dozens of people. The number of reported deaths stood at 78 in the aftermath of the attack, but officials expected it to rise as more than 100 people sought treatment for injuries. Many of those killed were students returning to class after the holiday break. Witnesses described bodies and body parts strewn through the street alongside the burned-out frames of vehicles.

Islamic State militants in Nigeria released a 56-second video they said shows the execution of 11 Christians on Thursday. ISIS said it captured the Christians in Nigeria’s northeastern Borno State but did not release their names or the location of the killings.

Insurgents on motorcycles rode into the town of Arbinda on Christmas Eve, killing at least 35 civilians in an hourslong attack. Security forces in the northern Soum province responded by killing at least 80 of the attackers. An ambush on Christmas Day left at least 11 soldiers in an army patrol dead in the same province.