Fall session set to begin amidst continuing musical chairs

Calgary MLA Karen McPherson says she can do better work on behalf of her constituents by being a member of the opposition, rather than her former NDP caucus. 
McPherson left the NDP early this month to sit as an independent.
On Monday, she stood beside Alberta Party leader Greg Clark and declared herself part of his caucus.
She said she took her time deciding where to go after shedding her New Democrat skin, talking long and hard with her constituents. 
In the end, she said, the best f