Dog rescues herself from Bow River

Calgary Fire Department's Aquatics Squad tries to rescue Penny, a black lab that ran onto the ice covering the Bow River Thursday. Penny eventually made it to shore on her own. Calgary Fire Department's Aquatics Squad tries to rescue Penny, a black lab that ran onto the ice covering the Bow River Thursday. Penny eventually made it to shore on her own.

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NRA opens gun convention in Texas after school massacre

The National Rifle Association begins its annual convention in Houston on Friday, and leaders of the powerful gun-rights lobbying group are gearing up to "reflect on" -- and deflect any blame for -- the deadly shooting earlier this week of 19 children and two teachers at an elementary school in Uvalde, Texas.