Ryan W. Routh was charged with two federal gun crimes a day after Secret Service agents fired on him as he pointed a rifle toward the golf course where former President Donald Trump was playing.

© Saul Martinez for The New York Times

An investigator hired by the global antidoping regulator found no bias toward China in a case that has outraged Olympic athletes and led to an F.B.I. investigation.

The former officer, who also worked as a contract translator for the F.B.I., provided classified documents to Beijing.

Some current and former officials have said the 2019 F.B.I. analysis sowed doubt within the C.I.A. and parts of the Trump administration about the root causes of the ailments.