PORT DARLINGTON, Ont. (CP) - Explosions that sent debris into the air "like rockets" and a blaze at what was believed to be a propane company forced the evacuation of about 5,000 people late Tuesday, police said. The fire near the waterfront in the community east of Toronto could be seen for miles and the explosions rocked homes in the area. "I opened the blinds and there was this explosion, at least eight or nine storeys into the sky of light and fire," a woman named Heather reported. "Then we just started hearing the explosions of the propane tanks every...