Two passengers on a United Airlines Boeing 757 flight from Newark to San Francisco were injured when the pilots responded to an onboard midair collision system warning, the Federal Aviation Administration said.

An United flight bound for International Airport had to suddenly slow its descent to avoid another aircraft last week, leading to the hospitalization of two passengers, the airline said Tuesday.

Two passengers aboard a United Airlines flight, on descent into San Francisco, suffered injuries as the pilot maneuvered to avoid a midair collision.

Two passengers were injured on a United Airlines flight from New Jersey that was heading to San Francisco last week after the pilots responded to an onboard warning of a potential midair collision. It happened when the plane was about 70 miles north of San Francisco.

Two United Airlines passengers were sent to the hospital after they were injured during the descent of a San Francisco-bound flight on Thursday, the United team and the Federal Aviation Administration told KRON4.