Five Things You Need to Know Today: April 19

1. : On this morning in 1775 was the start of the American Revolution, and the Lexington Alarm letter, drafted April 19, 1775, is on display today at the . Check it out.

2. : Facing History and Ourselves and Lexington Choruses unite at 7:30 p.m. tonight for the Holocaust Remembrance Program. The program will focus on issue of personal responsibility in combating intolerant behavior with the potential to make a difference.

3. : Philippe LeJeune will be performing his special touch on the ivories at 7:30 p.m. tonight at Lexington's with producer/drummer Stanley Swann and Thomas Hebb on bass. Admission is $15.

4. Today in High School Sports: Today's sports action includes boys varsity track at 10 a.m. at home against Reading Memorial High School, girls varsity track at 10 a.m. at Reading and boys varsity lacrosse at 11 a.m. at Xaverian Brothers High School in Westwood.

5. It's a Beautiful Day: Looks like it should be mostly sunny with a high of 70, according ot the National Weather Service, which predicts a mostly clear evening with a low of 46.