The Islamic State claimed responsibility for two suicide bombings that killed more than two dozen people in Baghdad on Thursday.
Mourad Laachraoui will compete in taekwondo for Belgium at the Olympics in Brazil. His older brother Najim blew himself up at the Brussels airport in March.
At least 22 people were killed and another 18 wounded during a suspected Boko Haram attack at a mosque near the Borno state capital of Maiduguri.
The Islamic State has claimed responsibility for a suicide attack in a predominantly Shiite region about 60 miles south of the Iraqi capital, the latest in a recent wave of deadly bombings across the country.
At least 12 people were killed when Islamic State suicide bombers and gunmen attacked Iraqi army and police posts on the western outskirts of Baghdad on Sunday.
This weekend, Terry Wogan died, some far-right Swedes stormed a train station and deadly bombs targeted a holy Shia shrine in Syria.
VICE News spoke to eyewitnesses who saw the attack, which killed at least five police officers, as well as a child and a local journalist. The Pakistani Taliban have claimed responsibility.
The home of a tribal elder in the Afghan city of Jalalabad was attacked when people were gathered to celebrate his son's release from Taliban captivity.
The Taliban has claimed responsibility for an attack that targeted a restaurant popular with Afghan officials and foreign diplomats.
Turkish authorities said they have detained two men believed to have been plotting suicide attacks in the heart of capital Ankara on New Year's Eve.
More than 70 people were wounded in the blast outside government offices in the northwestern town of Mardan, which has since been claimed by a faction of the Pakistani Taliban.