Two United Airlines planes clipped wings at San Francisco International Airport early Tuesday morning while preparing for take off, according to the Federal Aviation Administration.

In a statement, the Federal Aviation Administration said United Flight 863 heading to Sydney, Australia and United Flight 877 bound for Hong Kong were the two planes involved. Flight 863’s left wingtip collided with the right wingtip of Flight 877 about 12:35 a.m., the FAA said.

Two United Airlines jets made contact during an incident at International Airport Monday night, prompting the cancellation of both flights.

The Chicago Cubs (22-15) host the San Francisco Giants (23-14) in the rubber match of a 3-game series Wednesday. First pitch from Wrigley Field is scheduled for 2:20 p.m. ET. Let's analyze BetMGM Sportsbook's MLB odds around the Giants vs. Cubs odds and make our expert MLB picks and predictions for the best bets.

Patrick Bailey hit a tiebreaking single in San Francisco’s nine-run 11th inning, and the Giants beat the Chicago Cubs 14-5 on Tuesday at Wrigley Field.

U.S. President Donald Trump thinks there's a better use for Alcatraz than its current role as one of San Francisco's top tourist attractions: He wants to return the island in San Francisco Bay to its original role as a maximum security prison.