Where a police car blocking of vehicle without its lights or siren activated, the incident did not rise to the level of an arrest.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. District Judge Amy St. Eve.In January 2012, Chicago police officer Perry Williams received information from a confidential informant that an individual he knew was selling narcotics out of a gold-colored car. On Feb. 3, 2012, the informant again contacted Williams and told him that the individual was actively selling narcotics out …