The United Airlines Boeing 757 slowed its descent into San Francisco to avoid another plane, causing two passengers to be taken to hospital.

The San Francisco-bound plane was alerted near Oakland, Calif., that another aircraft was in the vicinity, but it was able to land safely. The FAA is investigating.

In July, a plane lost a wheel during take-off from Los Angeles International Airport. In March, a United flight was forced to make an emergency landing after at tire fell off mid-flight while taking off from San Francisco, hurting no one but damaging several parked cars.

The FAA is investigating a mid-air collision alert on a United Airlines flight that left two passengers hurt. No, the Lakers aren't starting Bronny.

The United Airlines flight was descending into San Francisco last week when it received a collision avoidance system alert. Two passengers were injured.

United Airlines Flight 2428 responded to an onboard alert Thursday that another aircraft was in the vicinity, according to the FAA.

Two passengers were injured Thursday when a United Airlines flight abruptly altered its course as it descended into San Francisco. "United flight 2428 was descending to SFO on Sept. 19 with the seatbelt sign on when it slowed its descent to account for another aircraft at a lower altitude.

United Airlines confirmed that Flight 2428 had to suddenly slow its descent to San Francisco International Airport “to account for another aircraft at a lower altitude”