Waltham Community Access will air President Obama's "Message of Hope and Responsibility for America’s Students" on MAC-TV today, 7 p.m.; tomorrow, 11:30 a.m. and 6 p.m.; Friday, Sept. 11, 3 and 6 p.m.; Saturday, Sept. 12, 12:30 and 7 p.m.; and Sunday, Sept. 13, 3:30 and 8 p.m. MAC-TV can be found on Comcast Channel 98 (22 without a box), RCN Channel 15 and Verizon Channel 43.
For more information, visit www.wcac.org.
WALTHAM —