WASHINGTON (CNN) -- As Hurricane Katrina ripped into the Gulf Coast, the government's emergency management chief was making flippant remarks about his responsibilities, e-mails show. "Can I quit now? Can I come home?" former Federal Emergency Management Director Michael Brown wrote to Cindy Taylor, FEMA's deputy director of public affairs, the morning of the hurricane. A few days later, Brown wrote to an acquaintance, "I'm trapped now, please rescue me." As employees looked for direction and support on the ravaged Gulf Coast, Brown offered to "tweak" the federal response. Brown resigned on September 12, 10 days after President Bush told...