U.S. President Joe Biden asked Americans to leave Ukraine now. As Russia continues to threaten to invade. This was reported by NBC News. According to him, the situation could get out of control at any moment.

"American citizens must leave now," he said.

In turn, the U.S. State Department said that American citizens should leave Ukraine by all available means of transportation.

"U.S. citizens should not travel to Ukraine. Those in Ukraine should leave now using commercial or other transportation options available to individuals," the statement said.

The State Department warned that U.S. authorities would not be able to evacuate its citizens from Ukraine in the event of military action, which could begin "at any moment."