BOSTON, MA. 03/ 18 /13:RED NOSED.... 4th grader Evie Kittredge ( her sister also had a nose photo ) from the Warren Prescott school LOTS OF RED COLD NOSES this morning with Boston having a low in the 20's degrees for these Boston School children at Boston City Hall Plaza on board vehicles from Boston Duck Tours who got some clown noses from the Big Apple Circus which opens next week. ( David L Ryan/Globe Staff Photo ) SECTION: METRO TOPIC stand alone photo