For Youth, I believe it may be football.
The most popular sports in the us are football baseball and basketball.
I believe Al Michaels is the most popular sports announcer
At US naval Academy the popular sports are: Football, Soccer and water sports
Basketball
probably basketball or football
American Football
baseball
I would say the most popular sport is Hockey.
Baseball and Boxing were the 2 most popular sports in the US during that era.
Baseball, Football, and Boxing were the most popular