(KUNA) -- An Israeli soldier and an Arab girl were killed on Tuesday by two of Hezbollah's Katyusha rockets, according to the Israeli radio. It added the girl was killed when a rocket hit her family's house, which also led to severely injuring two of her relatives.Hezbollah continues launching missiles on Israel's northern parts in retaliation of the Israeli army assault against Lebanon. Earlier, Israeli media said 20 Israelis were injured by rocket attacks on southern Israel.