On the eve of expected city approval of a mosque and Islamic center two blocks from Ground Zero, backers of the project are pledging to include a memorial to the victims of the Sept. 11, 2001, terror attacks as part of an effort to allay opponents' complaints that the mosque's location is insensitive. "We've heard and felt their pain, and we're extending ourselves," said Daisy Khan, a partner in the building and the wife of the cleric leading the effort. "We want to repair the breach and be at the front and center to start the healing." On the eve...