So no sooner than I post a link to an article of how courts have expanded dog sniffs (drugs) to the home, than John Wesley Hall of FourthAmendment.com points me to a decision overturning some previous rulings:
The Florida Supreme Court held today that a dog sniff in the home violates the Fourth Amendment. The court discusses all cases decided to this point from all jurisdictions. Jardines v. State, SC08-2101 (April 14, 2011)
Read the excerpt on FourthAmendment.com