HARNESS RACING
American Trotting Championship, $50,000, Westbury, N.Y.
HORSE RACING
Arlington Matron, $50,000 added, Washington Park at Arlington Park, Ill.
The Alabama, $50,000 added, Saratoga, N.Y.
Sunday, August 14
BASEBALL
[Television] Los Angeles at Cincinnati ( CBS).*
[Network Radio] San Francisco at Milwaukee (Mutual).*
[Television] St. Louis at Pittsburgh ( NBC).*
MOTOR SPORTS
NASCAR Grand National division, $19,750, Weaverville, N.C.
150-Mile Natl. Championship Road Race (motorcycles), Watkins Glen, N.Y.
POLO
National 20-Goal Tournament, Milwaukee (through Aug. 29).
SOAP BOX DERBY
AU-American Soap Box Derby, Akron.