Texas school shooting: Senate minority 'holding America hostage' over gun control

Police in the US town of Uvalde, Texas are facing questions over why it took an hour to neutralise the gunman who murdered 19 small children and two teachers at Robb Elementary School. The tragedy comes amid increasing calls for greater gun control measures. Among the demands of campaigners are a ban on assault weapon sales, as well as universal background checks and so-called red flag laws. Pastor Mike McBride, director of the LIVE FREE gun violence prevention campaign with the Faith in Action network, joined us on Perspective to tell us more.