Soldiers set out on patrol in two groups, without knowing about one another; officer apparently thought he came upon armed suspects when he opened fire, IDF general says

Pair spot soldier during security patrol and thinking he's a suspect, fire into the air, causing him to think he was under attack and shoot them; names not yet released to public

Military probe comes after head of elite commando unit appeared to denounce trooper, call for him to be drummed out

President says he is thrilled to spend the day with 'youngest and most daring brigade in the army'