Milestones
Ten years ago: In Trinidad, dozens of Muslim militants surrendered and freed 42 hostages they had seized six days earlier in a failed coup attempt.
Five years ago: Westinghouse Electric Corp. struck a deal to buy CBS for $5.4 billion. (A day earlier, Walt Disney had agreed to acquire Capital Cities-ABC for $19 billion.)
One year ago: A heat wave that had gripped the nation since mid-July finally broke; authorities attributed nearly 200 deaths to the heat and humidity.