AUTO RACING
Formula One, Belgian Grand Prix, Practice, 8 a.m., NBCSN-TV
NASCAR, Sprint Cup, Irwin Tools Night Race, Practice, 11 a.m., Final Practice, 1:30 p.m, FS1-TV; Qualifying, 5:30 p.m., ESPN2-TV
NASCAR, Nationwide Series, Food City 300, Qualifying, 3:30 p.m., FS1-TV; Race, 7:30 pm., ESPN-TV; WWNZ Veazie (1400 AM); WFZX Searsport (101.7 FM) radio
BASEBALL, MAJOR LEAGUE
SEATTLE at BOSTON, 7 p.m., NESN-TV; WZON Bangor 620 AM, WDEA Ellsworth (1370 AM), WHOU Houlton (100.1 FM), WQDY Calais (92.7 FM), WYBA Rockland (105.5 FM), WSYY Millinocket (94.9 FM), WEGP Presque Isle (1390 AM), WKTJ Farmington (99.3 FM), WALZ Machias (95.3 FM), WLOB Portland (1310 AM), WJJB Portland (96.3 FM), WPEI Portland/Saco (95.9 FM) radio
CHICAGO WHITE SOX at NEW YORK YANKEES, 7 p.m., WOXO Norway (92.7 & 100.7 FM) radio
BASEBALL, MINOR LEAGUE
PORTLAND at NEW HAMPSHIRE, 7 p.m., Z105.5, WEZR Lewiston (1240 AM), WTME Rumford (780 & 1450 AM) radio; Internet: www.1055.com
BASKETBALL, MEN
PUERTO RICO vs. UNITED STATES, 7 p.m., ESPN2-TV
BOXING
Golden Boy Live: Manuel Avila vs. Sergio Frias, 10 p.m., FS1-TV
CYCLING
U.S. Pro Challenge, Stage 5, 3:30 p.m., NBCSN-TV
FOOTBALL, HIGH SCHOOL
FOOTBALL, NFL PRESEASON
CAROLINA at NEW ENGLAND, 7:30 p.m., FOX-TV; WEZQ Bangor, (92.9 FM) radio
OAKLAND at GREEN BAY, 8 p.m., CBS-TV
GOLF
European PGA, D&D Real Czech Masters, Second Round, 5 a.m., 9 a.m., The Golf Channel-TV
PGA, The Barclays, Second Round, 2 p.m., The Golf Channel-TV
PGA, Web.com: WinCo Foods Portland Open, Second Round, 6:30 p.m., The Golf Channel-TV
TENNIS
WTA, U.S. Open Series, Connecticut Open, First Semifinal, 1 p.m., ESPN2-TV