ABC News: Israel struck sites in Iran

On the night of April 19, Israel launched a missile strike on a target in Iran, a US official told ABC News.

Iranian media outlets report explosions near the airport at the country's central Isfahan city. 

Fars News Agency reports that explosions were heard near Isfahan airport and the Army Air Force's 8th Shekhari Base.

Iranian authorities have confirmed information about the Israeli attack.

Flights over Tehran, Isfahan, and Shiraz were canceled for a few hours. However, they resumed a few hours later. 

The Saudi channel AlHadath reports that Iranian air defense systems are active.

Iranian officials claim the air defense successfully intercepted several small UAVs over Isfahan. The origin of these drones is unknown.

Authorities in Tehran claim that Israel did not use rockets and air defense activities caused the explosions.

The Iranian Ministry of Defense claims that three enemy UAVs were shot down in the Isfahan area.

The Iranian Revolutionary Guard Corps has declared a state of maximum combat readiness at all bases in Iran.

An emergency meeting of the Iranian Supreme National Security Council has been convened.

Israeli authorities have not commented on the strikes in Iran yet. 

The New York Times reports, citing two high-ranking sources in the Israeli security system, that the explosions in Iran are Israel's first response to the Iranian attack on April 14.

According to available information, on the night of April 19, the IDF also targeted sites in Syria and Iraq. The Lebanese channel Al Mayadeen reports an explosion in the Babylon Governorate. Baghdad denies this information.

Syrian media reported that the Israeli Air Force targeted the Talaa military airfield in the As Suwayda area in southern Syria overnight.

CNN, citing an informed American official, reports that Israel does not intend to target nuclear facilities in Iran at this stage. According to CNN, the United States did not support Israel's attack on Iran.