Considering what they have done, how long its gone on for and how much it has cost, they should all rot in hell
The sentences are pathetic if you ask me, the evidence points to them, so sentence them all to 100 years..... and then the one who held the knife will be revealed before long
I feel for the Lawrence family, this should have been sorted a long time ago. but never the less their son will never return
As for double jeopardy laws, if there is significant evidence then the offenders should be charged no matter if they have been acquitted previously of the same offence. End of !!!!