Former Raptors coach Nick Nurse helped Toronto win its first NBA title. Now he's battling Ontario over a foreign buyer tax of $700,000.

Former Raptors coach Nick Nurse helped Toronto win its first NBA title. Now he's battling Ontario over a foreign buyer tax of $700,000.

Nurse and his wife are appealing the foreign buyer’s tax they paid on their Mississauga home after being told they didn’t meet residency requirements. Nurse was fired from the…