Domain names suggest some sort of sports betting is in the works.
Last year NBC Sports registered many domain names related to sports betting including NBCSportbook.com and NBCSportsSportsbook.com.
Update: Once again, the domains tip off the story: Fox is introducing a betting app.
It appears that Fox might also be gearing up for sports betting. A company just registered these domain names:
The domain names were registered at brand protection registrar MarkMonitor using a Whois privacy service. Fox uses MarkMonitor for its domain registrations.
Many states are liberalizing sports betting laws, which could be a boon to networks.