METRO DIGEST
NEW YORK CITY WASHINGTON HEIGHTS: BEHIND THE DECISION The claims of two sisters who said they saw a police officer beat and fatally shoot a Dominican immigrant crumbled under the weight of physical evidence and their own contradictions, leading a grand jury to clear the officer, the Manhattan District Attorney said. He gave the explanation as he issued a detailed 45-page review of an investigation in the July death, which touched off several days of violence in Washington Heights. A1. A summary of the report. B2.