Sunday's death knell for BP's Macondo well heralded a milestone worth noting but was largely symbolic given the ongoing personal, economic, legal and environmental fallout from the accident...Gulf businesses and communities continue to struggle with damage caused by the spill, including unknown long-term effects on fishing, tourism and the region's ecosystem. "It's good news in one way, but it's surely not solving our problems," said Dean Blanchard, owner of a seafood wholesaler in Grand Isle, La., who says fishing bans stemming from the spill have nearly bankrupted his business...In addition to hundreds of civil lawsuits, a number of federal investigations are under way...[also refers to Halliburton, Transocean]