Alta. separation referendum; Containing Ebola; Late Show's last laugh

It's a vote to have a vote. Heather Yourex-West reports on when Albertans will head to the polls over whether their province should divorce Canada, and how the question is sparking anger from all sides. David Akin has reaction from federal leaders, and how Alberta separatism compares to Quebec separatism. Mike Armstrong looks at the new measures at Canadian airports to screen for Ebola, and how an experimental COVID drug may help fight the virus. As NATO defence ministers meet to discuss the war on Iran, Jackson Proskow explains how the White House is warning allies to prepare for what happens if diplomacy fails. Vincent McAviney reports on British police expanding their investigation into the former prince Andrew's alleged sexual misconduct. Plus, Stephen Colbert gets the last laugh. Eric Sorensen looks at how the comedian signed off from his top-rated show, and what the demise of "The Late Show" might mean for late night television. Learn more about your ad choices. Visit megaphone.fm/adchoices