Authorities have launched a search for a 72-year-old man believed to have gone overboard from a Princess Cruise ship ahead of its Monday arrival in San Francisco.

Princess Cruises officials believe a 72-year-old man went overboard on Monday before the Ruby Princess cruise docked in San Francisco. “Princess Cruises is saddened to report that a 72-year-old American male is believed to have gone overboard earlier today ahead of the arrival of Ruby Princess into San Francisco,

A passenger travelling on the Ruby Princess ship disappeared and was nowhere to be seen when the vessel returned to the US, with officials ruling it as a man overboard incident

An elderly male passenger is now reported missing from Ruby Princess but the exact location of the incident is unknown.

A 72-year-old man likely went overboard from a Princess Cruises ship before it docked in San Francisco this morning. The Ruby Princess arrived in port at 6:50 a.m., Princess said in a statement to SFGATE.

The man's disappearance is under investigation by U.S. Customs and Border Protection, company officials said Monday.

A passenger on the Ruby Princess is believed to have gone overboard ahead of the cruise ship’s arrival Monday in San Francisco, according to officials. In a statement, Princess Cruises said the 72-year-old man was not found following an extensive review of closed-circuit television footage and several searches of the vessel.

A 72-year-old man is believed to have fallen overboard from the Ruby Princess, a cruise ship operated by Princess Cruises, as it approached San Francisco early Monday morning. The ship, which had just completed a five-day voyage to Ensenada,

A 72-year-old man is believed to have gone overboard from a Ruby Princess cruise ship that was headed into San Francisco on Monday, a cruise spokesperson confirmed.