Taipei Mayor Chiang Wan-an (蔣萬安) and his challenger Puma Shen (沈伯洋) campaigned in the capital yesterday, highlighting sports achievements and support for disadvantaged groups, respectively, with local elections less than three weeks away.At a gathering of sports supporters at the Taipei City Cou. Add TT as Preferred Source Taipei Mayor Chiang Wan-an (蔣萬安) and his challenger Puma Shen (沈伯洋) campaigned in the capital yesterday, highlighting sports achievements and support for disadvantaged groups.