Just moments after the Trump administration announced the United States’ withdrawal from the Iran nuclear deal on Tuesday, reports are coming out of Syria that Israel has conducted airstrikes in the countryside outside of Damascus.

Syrian Al-Masdar News reported, citing preliminary reports, that the Israeli Air Force struck a military target near the town of Kisweh. No casualties have been reported as of yet.

Other unconfirmed reports, according to Al-Masdar, claimed that Israel had struck a Hezbollah convoy.

Israeli news outlet Haaretz also reported explosions south of Damascus on Tuesday evening, following the Israeli government’s order for communities in the northern Golan Heights, near Israel’s border with Syria, to open shelters. The order came after an Israeli military statement cited “unusual movements” of Iranian forces in Syria.

Israeli security forces believe Iran is determined to retaliate for an airstrike which struck Syria’s T4 airbase, killing seven Iranians, according to Haaretz.

The US State Department also issued a warning on traveling to the area: