Runners and walkers of all ages and skill levels are invited to participate in the Calder Twilight 5K, a fun evening race that will take participants down a portion of Calder Avenue and through Old Town. The race will be held on Friday, June 8. Race time is 7 p.m. and race-day registration ends at 6 p.m. Pre-Registration through Friday, May 25 is $20, and shirts are guaranteed if registered before that date. Late Registration after May 25 is $25. The run is chip-timed, and awards will be given in five-year age brackets.