Posted: Nov 14, 2013 12:04 AM ET
Glen Armstrong, an infectious disease specialist at the University of Calgary, talks to guest host of The Homestretch, Chrsi dela Torre, about the advantages and disadvantages of the nasal spray influenza vaccine.
Top News Headlines
Welcome to the National, the flagship nightly newscast of CBC News, hosted by Peter Mansbridge.
A man in his 30s was shot by police in Saint-Jean-sur-Richelieu, Que., Monday after he allegedly hit two members of the Canadian Forces with his car and led police on a chase
Nepal wrapped up rescue operations in its northern mountains Monday, saying all the surviving hikers believed to have been stranded on a trekking route are now safe. Thirty-nine people died, including 4 Canadians, in blizzards and avalanches in the Himalayas last week
- Martin Rouleau, Quebec driver shot by police, 'radicalized': RCMP
- Peter de Groot's sister says, 'He was executed'
- YouTube video shows B.C. grizzly chewing on GoPro camera
- Grizzly bear entered Claudia Huber’s house before fatal attack
- 'Sexy' Halloween kids costumes at Value Village anger mom
- Negative online reviews led to threats of legal action from targeted businesses
- Shark attacks man surfing with 3 young sons
- Derek Puffer told police he killed Bill and Donna Lee Powers
- Canada Post ends home delivery today for thousands
- HMCS Niobe anchor damaged in Halifax Explosion found