Croydon may be under scrutiny today, but it's not the only London trust to have garnered attention for its failings.
- Newham General was found to be providing inadequate care and protection for its patients.
- Enfield's Chase Farm Hospital was found to be keeping records badly, as well as being short-staffed.
- And Basildon Hospital has been under investigation for its high death rates
The new enhanced inspections are intended to identify and stop these problems sooner.
By the end of the year the CQC will visit 18 hospitals - with its reputation at stake, along with the health of countless patients.
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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.