Officials said Jason's body was found only after the fire had been brought largely under control by firefighters who were conducting a routine search.
Courthouse deputies were doing a routine search of Mr. Schryver when he pulled a loaded 9-millimeter handgun out of his sneaker, State Police Lt. Ralph Carpenter said.
The envelope of steroids, addressed to Alexander, was discovered during a routine search before the car was towed, the police said.
The men, Ayub Ali Khan, 51, and Mohammed Jaweed Azmath, 47, who were traveling to San Antonio, were removed from a train in what the authorities said was a routine drug search.
The rifle and ammunition were found during a routine search of Robinson's Lincoln Navigator as he, his wife and his two young daughters entered the players' parking lot in East Rutherford, N.J.
The case began to unfold last Saturday, when Mr. Rusczyk, returning from Paris, was singled out for a routine search by Customs Service inspectors at Kennedy International Airport, according to a criminal complaint charging him with conspiracy.
It should have been a routine stop and search, one of hundreds taking place on 11 August as police tried to keep the streets quiet after three nights of intense rioting.
A senior law enforcement official, who asked not to be identified, said that it was a routine follow-up search, but did not elaborate on what, if anything, the F.B.I. found.
Three pipe bombs were found on Tuesday in a routine search of an aqueduct that supplies water to millions of people in Southern California, officials said.
