What parties say on crime

n Promise funding so police forces do not have to cut officers

n More technology and cuts in police red tape so officers spend more time on beat

Conservatives

n Strengthen stop and search powers to tackle knife crime, with mobile knife scanners on streets

n Use grounding orders to tackle anti-social behaviour

Liberal Democrats

n 3,000 extra police officers, and annual fitness checks for officers

n Elected police authorities able to sack and hire chief constables