On this day in 1901, President William McKinley was shot and mortally wounded by anarchist Leon Czolgosz at an event in Buffalo. He was succeeded by Theodore Roosevelt.

1. The Braintree Contributory Retirement Board meets at 10 a.m. on the second floor of 74 Pond St.

2. The Board of Registrars meets at 8 p.m. in the Town Clerk's office.

3. The Rotary Club of Braintree meets at 12:15 p.m. today at Emerald Hall.

4. All Souls Unitarian Universalist Church is hosting a Gay Men's Discussion Group at 7:30 p.m., an Adult Yoga Circle at 6:30 p.m. and a 55+ Chat Group at 10 a.m.

5. Activities today at the Senior Center on Cleveland Avenue include:

9 a.m. Chess

9:30 a.m. Chair Yoga

12 p.m. Pool Players

1 p.m. Art Group, Knit/Crochet and Bid Whist