Peter MacKay running for Conservative leadership

Prominent Conservative Peter MacKay is running for Conservative party leadership. MacKay made the announcement on Twitter Wednesday afternoon. "I'm in. Stay tuned," MacKay said in a tweet. He tweeted the news in both official languages. A source within MacKay's campaign told CTV News the former cabinet minister is "very excited about the overwhelmingly positive feedback that he’s been receiving from across the country." MacKay held a Nova Scotia seat in the House of Commons from 1997 to 20