NAIROBI (Reuters) - Kenya has arrested three top members of its Olympic committee, a Reuters witness said, after mismanagement of the contingent nearly derailed the country's participation in the Rio Games.

RIO DE JANEIRO (Reuters) - A Rio de Janeiro court will return the passports of three members of the Olympic Council of Ireland (OCI) and they will be allowed to leave Brazil, a source in the Rio state security services said on Friday.

MOSCOW (Reuters) - Russia will appeal in the Swiss Federal Court on Monday against the Court of Arbitration for Sport's (CAS) decision to uphold a blanket ban on their athletes from competing in next month's Rio Paralympics.

CONAKRY (Reuters) - Two members of Guinea's Olympic team disappeared from the athletes village in Rio and have not been seen since, possibly having become illegal economic migrants, a senior sports official told Reuters on Friday.

BRASILIA (Reuters) - The impeachment trial of suspended Brazilian President Dilma Rousseff in the Senate descended into a shouting match between her political supporters and opponents during its second day on Friday, forcing a halt in proceedings.

LONDON (Thomson Reuters Foundation) - The Ethiopian government has given a public assurance that the Olympic marathon silver medalist, Feyisa Lilesa, would be safe if he returns to Ethiopia, following his protest against the treatment of his Oromo people as he crossed the finish line.

RIO DE JANEIRO (Reuters) - U.S. swimmer Ryan Lochte landed a new endorsement deal on Thursday days after losing all his major sponsors even as the fallout from the Rio Olympics continued as Brazilian police recommended he be charged with falsely reporting a crime.

SAO PAULO (Reuters) - Brazilian police recommended on Thursday that prosecutors present charges against Ryan Lochte for a false crime report, after the U.S. swimmer told police and media last week that he and three team mates were robbed at gunpoint during the Rio Olympics.

BERNE, Switzerland (Reuters) - Elaine Thompson underlined her new status as the sprint queen of athletics by winning the 100 metres at a Diamond League meeting in Lausanne on Thursday.