Helicopter Rescue: BBC1 10:30pm Tonight
Part one of two.
Documentary following RAF Search and Rescue crews in Wales as they carry out their work.
Prince William (or Flt Lt Wales as he is known in the RAF) flies a Sea King to rescue a boy injured in a quarry in Blaenau Ffestiniog, winchman Ed Griffiths braves a snow blizzard to help four stranded students on the perilous ridges of Tryfan, Snowdonia, and a girl meets her rescuers at RAF Valley a year after she was involved in a horrific car crash in Llandrindod Wells.