Global News at 6: Aug. 28

Federal opposition leaders are criticizing a protest that resulted in a Liberal campaign event being cancelled due to safety issues. Sean O’Shea reports. Miranda Anthistle takes a look at how protests aren’t just showing up at Liberal events, but NDP as well, and are starting to become a focus in the election campaign. And hundreds showed up in downtown Toronto, joining others across the country, to march in support of those left behind in Afghanistan.