NEW YORK, NY (AP).- Authorities are ramping up their effort to solve a Manhattan mystery: Who drilled a hole into the home of a beef fortune heir and stole a collection of iconic artworks by Roy Lichtenstein and Andy Warhol? The culprits also made off with surveillance video footage that might have caught them in the act. The New York Police Department released images of the art on Thursday, hoping someone might help solve last month’s crime in the trendy Meatpacking District by recognizing works like a well-known Lichtenstein print called “Thinking Nude.” Authorities estimate the five-story apartment was burglarized sometime during Thanksgiving week, when owner and art collector Robert Romanoff was away. Calls to Romanoff’s home went unanswered Friday. Also taken from