He was found to be unfit to plead and committed to Broadmoor Hospital ; during a brief escape in 1952 he killed again .
Straffen killed two young girls in the summer of 1951 .
Straffen was found to be unfit to plead and committed to Broadmoor Hospital ; during a brief escape in 1952 Straffen killed again .
Straffen killed two young girls in the summer of 1951 .