Israeli medics say Iranian missiles fired in the wake of the first U.S. strikes on the Islamic Republic's nuclear facilities left more than 20 people wounded.

As the two countries continue to strike each other, Israel is faced with a lack of shelters, particularly in Arab communities.

Three areas of Israel including coastal hub Tel Aviv were hit Sunday morning during waves of Iranian missile attacks, with at least 23 people injured, according to rescue services and police. Several buildings were heavily damaged in the Ramat Aviv area in Tel Aviv,