Canada's Immigration Minister defends screening security

Canada's immigration security has been under fire after a summer of high-profile terror threats. The West Block host Mercedes Stephenson speaks with the minister in charge of the immigration file, Marc Miller, who says Canada's screening is up to par. But when asked about student visas, other concerns arise. For more info, please go to https://globalnews.ca Subscribe to Global News Channel HERE: http://bit.ly/20fcXDc Like Global News on Facebook HERE: http://bit.ly/255GMJQ Follow Global News on X HERE: http://bit.ly/1Toz8mt Follow Global News on Instagram HERE: https://bit.ly/2QZaZIB #GlobalNews #thewestblock #canada