A United plane reported a near-collision with a drone on Wednesday morning. Al Drago/Getty Images A United Airlines crew reported a near-collision with a drone over California on Wednesday. ATC tapes reveal the pilot said the drone was at 3,000 feet and "red" and "shiny." Regulators have strict rules for flying UAVs around airports, as an incident could be catastrophic. The pilots of a United Airlines Boeing 737 on Wednesday reported a near-collision with a drone during approach into San Diego, the airline confirmed to Business Insider. The plane departed San Francisco around 7 a.m. local time, carrying 48 passengers and 6 crew members. It landed in San Diego about an hour and a half later, where United said customers deplaned normally at the gate. It added that its maintenance team "thoroughly" inspected the aircraft but found "no damage." It's unclear if the sighted drone actually collided or just came dangerously close.…