A 37-page report detailed the findings from a yearslong investigation into allegations that Mr. Gaetz engaged in a range of illegal conduct. He has repeatedly denied wrongdoing.

Senator Susan Collins, Republican of Maine, said she questioned President-elect Donald J. Trump’s pick to lead the Pentagon on the misconduct allegations against him and other topics.

Researchers are announcing that a 53-year-old man in Germany has been cured of HIV.

President Bashar al-Assad landed in Russia, according to state media outlets there and two Iranian officials, after fleeing the country as rebels took control of Syria’s capital.