Do CCTV and the DNA database make us safer?

Welcome to Reality Check. Today I'm scrutinising Labour's claims that Conservative policies on CCTV and DNA would be bad for public safety.

Home Secretary Alan Johnson has said the Conservative Party is "seeking to restrict the police's ability" to solve crimes.

He says they would do this by taking DNA profiles off the database as well as through their opposition to greater use of CCTV on the basis that it is "all part of a surveillance society". Read more...