Home Secretary Priti Patel tells the House of Commons that security and biometric checks are a "fundamental" part of the UK's visa approval service and will continue despite calls for "full visa waivers" for Ukrainians. She says the checks are "vital" to keeping Britain "safe", warning that Russian troops are infiltrating Ukraine and the UK "knows all too well" what Putin is willing to do on British soil after the Salisbury poisonings in 2018. Report by Edwardst. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn