Doc Rivers shuts down tampering allegation against 76ers amid NBA investigation: 'It's not true' | CBS Sports Headlines Doc Rivers shuts down tampering allegation against 76ers amid NBA investigation: 'It's not true' The NBA is looking into James Harden’s decision to take a pay cut for next season ESN FeedsThis … Continue reading Doc Rivers shuts down tampering allegation against 76ers amid NBA investigation: 'It's not true'