The full-time officials would work with the league year-round on issues like safety, rule interpretations, training and scouting.
Riley said he did not want to use the new rule interpretations as an excuse, but then he proceeded to criticize them.
Berger defended her position on the rule interpretation, citing protocol.
He explained that Saturday's incident began over a dispute involving a rule interpretation.
Point guards are expected to be vocal floor leaders, and to discuss rule interpretations with officials.
This man's job was not to ask about a controversial call or a rule interpretation that cost one team the game.
The use of the video referee has led to new rule interpretations.
He is responsible for giving signals and serves as the final authority on rule interpretation.
Because the controversy did not involve a rule interpretation, Bernhardt refused to comment.
The league introduced further rule interpretations in 2006, highlighting these incidents as examples.