TEHRAN (AP) — The Tehran city council defied government pressure on Wednesday, re-electing a moderate-leaning mayor who is seen as a potential rival to President Mahmoud Ahmadinejad. The government had been campaigning to keep Mohammad Bagher Qalibaf from being picked again as mayor of the capital city. But the city council vote appeared to indicate waning support for Ahmadinejad, especially in the city he used to lead. "Mr Mohammad Bagher Qalibaf once again was elected as Tehran mayor," state-radio reported, saying he received eight of the 15 council votes. Qalibaf's reelection would be seen here as a victory for "moderate...