The pilot of the business jet that flew over Washington and crashed in Virginia appeared to be slumped over and unresponsive, the fighter jet pilots reported, according to three US officials briefed on the matter.

A preliminary report says a student pilot was attempting to land a small plane at a central Florida airport when it collided with another small plane, sending both aircraft crashing into a lake and killing four people.

The Federal Aviation Administration says a FedEx cargo airplane attempting to land at Austin-Bergstrom International Airport had to change course after a second plane was cleared to depart from the same runway.

The National Transportation Safety Board is investigating a deadly plane crash in Yoakum on Tuesday afternoon.

Federal investigators say a small plane that crashed near San Antonio last month, killing two people and a dog, was having engine trouble before takeoff.

Authorities say a small plane carrying three people to a university graduation crashed into a house in Mississippi, killing an occupant of the home and three Texas residents.

In both instances, however, FAA investigators allowed Robert Perguson to continue flying and operating his flight school, records show. A former student filed an FAA complaint against Robert Perguson and Valkyrie Aviation. (KSAT)The complaint also stated that Perguson told the instructee to train other students, even though she was not properly rated to do so. FAA investigators could not substantiate portions of her complaint that Perguson told her to train other students, records show. The former student also filed consumer complaints against Perguson with the Federal Trade Commission and the Texas Attorney Generals Office.

SAN ANTONIO A pilot and a second passenger involved in a South Side plane crash have died weeks after the aircraft went down behind a home near Stinson Municipal Airport, an official with the Bexar County Medical Examiners Office confirmed Wednesday. Pilot Robert Perguson, 28, and Zachary Collins, 33, died Tuesday after lengthy stays at a San Antonio military burn center. A third person in the plane, 56-year-old Simon Willett, died at the scene of the crash. SAPD: One killed, two hospitalized after plane crash on South SideThe Federal Aviation Administration and police said the single-engine Piper PA-28 crashed shortly after take off. The plane involved in the crash was registered to Perguson, FAA records show.