Congress candidate Pratibha Singh has won the Mandi Lok Sabha by-election, defeating her nearest BJP rival Jai Ram Thakur by a massive margin of over 1.36 lakh votes.

The polling was held in sixteen assembly segments on June 23, while the exercise was held in rain-hit Kinnaur tribal segment on June 27.

Repoll in one booth was held on Saturday.

Pratibha Singh is wife of State Chief Minister Virbhadra Singh and this seat was vacated by Mr. Singh after he was elected for state assembly last year.