Last season's Eastern Conference powerhouses face off at Madison Square Garden tonight in their NBA opener tonight at 7 p.m. ET. Here's how to watch for free.

For the first time in 23 years, the Bucks will play on NBC Tuesday night. Milwaukee faces the New York Knicks after Giannis Antetokounmpo scored 40 points in the Milwaukee Bucks' 118-113 loss to the Cleveland Cavaliers.