In Hour 3, we debated whether or not the feds should get involved with the railway strike and send the workers back to their posts. Well, it didn’t take long for them to reach a decision, as they have invoked back-to-work legislation. Details are on the way in Hour 4. Plus, if negotiations don’t go well before a mid-September deadline, Air Canada’s pilots could be hitting the picket lines. Aviation expert and former Air Canada executive John Gradek labels the primary issues at play.