Credit: A horse drawn caisson carries former astronaut and Sen. John Glenn to his final resting place during the interment ceremony at Arlington National Cemetery on Thursday, April 6, 2017, in Arlington, Va. Glenn was the first American to orbit Earth on Feb. 20, 1962, in a five-hour flight aboard the Friendship 7 spacecraft. In 1998, he broke another record by returning to space at the age of 77 on the Space Shuttle Discovery. (Aubrey Gemignani/NASA via AP)
Arlington Cemetery pauses horse use for 45 days for health concerns
