WASHINGTON — Sometimes expectations can be fatal. You automatically go into a situation assuming, expecting one thing and then, before you know it, you're awash in disappointment and trying to come up for air. It can happen in relationships, business encounters and, well, political campaigns. Katherine Harris, the Longboat KeyRepublican and U.S. Senate hopeful, learned the hard lesson of expectations this week when she assumed she had the support of four Republican colleagues. Early in the week, she proudly announced on her Web site that Reps. Mark Foley, R-Fort Pierce, Ginny Brown-Waite, R-Brooksville, Jeff Miller R-Pensacola, and Cliff Stearns, R-Ocala,...