Silver Cup, unlimited hydros, Detroit.
FOOTBALL (pros, preseason)
[Television]New York at Detroit ( ABC).*
Chicago Bears vs. Pittsburgh at Houston (N).
Chicago Cardinals at Los Angeles (N).
Green Bay vs. Philadelphia, at Portland, Ore. (N).
American Derby, $100,000, Washington at Arlington Park, Ill.
[Television]The Hopeful, $75,000, Saratoga, N.Y. ( CBS).*
Sussex County pace, $60,000, Wilmington, Del.
PAN AMERICAN GAMES
Baseball, basketball (men and women), track & field (men and women), weight lifting, Chicago.
Sunday, August 30
[Television] Philadelphia at Pittsburgh, 12:55 p.m. ( NBC).
[Television] Chicago at Cleveland, 1:25 p.m. ( CBS).
[Network radio]Baltimore at Boston, 2 p.m. (Mutual).