It really depends on the gym. For most high schools, you're barely pushing a 1/500 shutter speed at iso3200 and 2.8. For alot of NCAA and NBA, f/4 is usable, but you're losing on valuable focusing speed.
It really depends on the gym. For most high schools, you're barely pushing a 1/500 shutter speed at iso3200 and 2.8. For alot of NCAA and NBA, f/4 is usable, but you're losing on valuable focusing speed.