By The Associated Press
Today is Saturday, Oct. 21, the 294th day of 2017. There are 71 days left in the year. Today's Highlight in History:
On Oct. 21, 1917, members of the 1st Division of the U.S. Army training in Luneville, France, became the first Americans to see action on the front lines of World War I. On this date:
In 1797, the U.S. Navy frigate Constitution, also known as "Old Ironsides," was christened in Boston's harbor.