COLD CASE REOPENED In The Footsteps of Killers, 10pm, Ch4

TONIGHT’S case for Silent Witness star Emilia Fox and criminologist David Wilson (pictured) is more than four decades old. In 1981, eight-tyeayear-oolddVVishalsa Mehrotra e ot a vanished on his way home from watching the royal wedding parade of Charles and Diana with his family. Hisis partial remains were recovered seven months later, but his killer, or killers, have never been caught. Can David and Emilia uncover new clues?