Munich shooting

On July 22, 2011, Breivik killed eight people in a bombing outside a govt building in Oslo, gunned down another 69

Gunman identified as German-Iranian was obsessed with mass killings

Munich experienced terror, but whether it was at the hands of a terrorist remains an open question

Greece said one of its citizens had also been killed, and 3 Kosovans were confirmed dead in the attack

A shooter opened fire at a McDonald's restaurant and continued onto a street before entering the Olympia (OEZ) mall

Shooting started shortly before 1600 GMT at a McDonald's restaurant, police say