A deadly attack outside the 'Israeli' embassy in Belgrade has caused Serbia to raise its terror threat level to the highest level. But with political tensions rising in Serbia and Israel, the timing has sparked online speculation, including unverified claims of a false flag. No evidence proved that the attack was staged.

A deadly attack outside the 'Israeli' embassy in Belgrade has caused Serbia to raise its terror threat level to the highest level. But with political tensions rising in Serbia and Israel, the timing has sparked online speculation, including unverified claims of a false flag. No evidence proved that the attack was staged.