Reece Radford, 26, was kicked and stabbed to death after he came to the aid of a 17-year-old girl who was been attacked by Dereck Owusu at a bus stop, in Sheffield, South Yorkshire.
A murderous duo who fatally stabbed a Sheffield man, leaving a seven-month-old girl without a father, have been been told they must spend at least 40 years behind bars between them.