By Allison Lampert, Promit Mukherjee and Rajesh Kumar Singh MONTREAL (Reuters) -Leaders of the union on strike against Air Canada said on Monday they would risk jail time rather than have cabin crews forced back to work by a federal labor board,

The strike is affecting about 130,000 travelers a day at the peak of the summer travel season, and the two sides remain far apart on pay and other issues.

Air Canada flight attendants extended their strike into a fourth day today, although the union said both sides had resumed talks as hundreds of thousands