The people behind the upstart Alliance of American Football (AAF), which debuted on CBS this month, have emphasized for months that the AAF is not trying to compete with the NFL; rather, it is partnering with the NFL.

By contrast, Premier Lacrosse League (PLL), which launches on NBC on June 1, is very much competing head-to-head with Major League Lacrosse, the current “big league” of American lacrosse.

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