Sacramento City Council members and the National Basketball Association are angry or unhappy with comments made Tuesday by the mayor's arena team leader. Several council members are upset after Sacramento First Task Force co-chair Chris Lehane seemed to be speaking on behalf of the city when he called the NBA's previous attempts to get an arena built here "air balls" and made other comments on the organization's website blog Tuesday morning. Council members Ray Tretheway and Rob Fong responded to Lehane's comments at the end of Tuesday night's City Council meeting. "I was terribly embarrassed by the disrespectful message that publicly humiliated the commissioner of basketball that came