By Tim Reynolds
AP Sports Writer
MIAMI — It’s the matchup that basketball fans might really want to see.
Not Heat vs. Mavericks. LeBron vs. Dirk.
There’s a chance at some point in the NBA finals, which began Tuesday with Dallas visiting Miami, that Heat forward LeBron James may find himself guarding Mavs star Dirk Nowitzki.
If it happens, James said he will accept the challenge.