Raab and Lissie Harper on new law announcement

The widow of PC Andrew Harper says she hopes the introduction of 'Harper's Law' - which sees tougher prison sentences for those convicted of attacking emergency workers - will make it easier for the families of emergency service workers killed in the line of duty. Report by Lewisl. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn