Popular incumbent Chadchart Sittipunt swept aside rivals to claim a second term leading a city grappling with floods, smog and gridlock.

Chadchart Sittipunt has won fans with his dog parks and flood alerts. Now he says he needs four more years to finish the job.

Popular incumbent Chadchart Sittipunt swept aside rivals to claim a second term leading a city grappling with floods, smog and gridlock.