Delta Air Lines, Inc. ( DAL ) , United Airlines Holdings, Inc. ( UAL ) and Spirit Airlines, Inc. ( SAVE ) shares are moving lower on Tuesday amid heightening geopolitical tensions following a report suggesting Iran could be preparing to launch a missile attack at Israel.

What Happened: According to Bloomberg, the United States believes that Iran may launch a missile attack at Israel within the next 12 hours. Furthermore, the U.S. is aiding in preparing to defend Israel against the possible attack.

Preparations for the attack include moving more military units into the region. Israel is also preparing its security facilities for a possible attack and moving some of its military operations into Southern Lebanon.

This attack comes after Israel launched an airstrike attack that killed Hezbollah leader Hassan Nasrallah. A possible attack on Israel may negatively impact demand for travel related services, such as airlines and hotels.

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Price Action: At the time of writing, Spirit shares are trading 2.25% lower at 5 cents, Delta stock is moving 1.35% lower at 68 cents and United stock is moving .72% lower at 41 cents per data from Benzinga Pro.

Image: Courtesy of Delta