Watch huge brawl erupt between politicians from rival parties as lawmakers seen pulling hair in heated debate

THIS is the dramatic moment a Congress session descends into violence – with female lawmakers seen hair-pulling, slapping, and shoving each other in a heated fracas. Gob-smacking footage shows a pair of Mexican politicians exchanging blows – before a group of them erupt into a full-scale brawl. In the jaw-dropping clip, several women lawmakers are…