Sidney Wicks -- a 3x National Champ at UCLA -- says Lonzo Ball's subpar performance against Kentucky should NOT affect his draft status as a lock top 3 pick. The Bruins legend says Ball's stellar season -- and not his 10-point performance against the Wildcats -- should determine his value to NBA…

Steve Nash's latest injury setback might be the death knell of his NBA career, so says former roundball stud Sidney Wicks, who tells TMZ Sports it's OVER for the Lakers point guard. Wicks was at LAX when our camera guy asked him what every purple and gold fanatic wants to know ... will the…