He had been convicted in absentia in 2007 of conspiring to kill Mr Djindjic, who was shot by a sniper in March 2003.

BBC: Spain to extradite convicted killer of Serb PM Djindjic

Mrs Cameron - who has three children - also heard from a mother whose three-year-old son was shot by a sniper next to his six siblings as they fled Syria in a car.

BBC: Samantha Cameron at a refugee camp for Syrians in Lebanon

FAIRFAX, Virginia (CNN) -- A Maryland prison guard testified Thursday that teenage sniper suspect Lee Boyd Malvo told him he shot other people who were not listed among the 10 victims of the sniper shootings in the Washington metropolitan area, and said if he got out, he would do it again.

CNN: Guard: Sniper suspect Malvo planned to shoot bus full of kids

Thirteen people were shot during the October 2002 sniper shootings that terrorized the Washington area and outlying communities in Maryland and Virginia.

CNN: Convicted sniper's lawyers seek new trial

And during his second tour in Iraq, Erik was shot in the head by a sniper.

WHITEHOUSE: Wounded Warrior Project Soldier Ride

Former Black Watch sniper Michael Ross was 15 when Shamsuddin Mahmood, 26, was shot in the head in Kirkwall's Mumataz Restaurant in June 1994.

BBC: Murder appeal delayed over judge who jailed father

CHESAPEAKE, Virginia (CNN) -- A defense psychologist testified Monday afternoon that sniper suspect Lee Boyd Malvo told him convicted killer John Allen Muhammad shot an FBI analyst to death in October 2002.

CNN: Expert: Malvo said he was spotter, not shooter