A U.S. Marine has asked a Philippine court to reverse his conviction in the killing of a transgender Filipino and sought a bail and a reduction of his six to 12-year jail term, his lawyer said Wednesday.

Nepalese rescuers on Friday found three bodies near the wreckage of a U.S. Marine helicopter that disappeared this week during a relief mission in the earthquake-hit Himalayan nation, and officials said it was unlikely there were any survivors from the crash.