Global National: Dec. 17

Two children under two years old have died in Montreal from invasive Strep A infections, a common and relatively minor bacteria found in the throat and on skin that can cause fever or a throat infection. Mike Drolet looks at what signs parents should look for. As the U.S. enters a hectic holiday travel season, transportation safety officials there are on high alert for passengers trying to get their guns through airport security, sometimes loaded. A record number of weapons have already been seized this year. And as Jennifer Johnson reports, some have been found in the most unusual places.