You've been telling us if you agree with Boris Johnson after he described cyclists who wear headphones an 'absolute scourge'. Should cyclists stop wearing headphones? Tweet us @itvlondon or go to our Facebook page.
Karen Stambrovskis: How would that be policed, then? Best just to build proper, separated, cycle lanes for everyone's safety and stop playing the blame-game.
Claire Edwards: Yes I nearly run one over yesterday because he didn't hear my car and just went in the road without looking. Then us car drivers get the blame.
Emma Hall: Ban them from wearing head phones make them wear high viz tops and tax them for using the roads.
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"All it takes is for somebody to see me - and I could just die, just like that. I could want to go to the shop and not come home."
Before the killing, Peters searched the internet for "serial killers", "treatment of child killers in prison" and "premeditated murder".
Arriva Rail North, Greater Anglia and South Western Railway are all affected.