Kim Kardashian looks tense after Pete Davidson leaked bedroom snap

Kim Kardashian appeared tense and glued to her phone on Sunday as her public feud with ex-husband Kanye West

Reached new heights when boyfriend Pete Davidson finally hit back at the rapper

The Hulu reality star attended a sports game for her son Saint, six, and was accompanied by daughter North, eight, both of whom she shares with Kanye

The former couple also share Chicago , four, and Psalm, two

However, while Kim, 41, was on the playing field, it was all kicking off between Pete, 28, and Kanye, 44, as leaked text messages exposed a heated exchange

The mother-of-four, dressed casual in athletic wear and a pair of Pete-approved Vans sneakers, seemed to be dealing with the fall-out of it all

Selena Gomez Was Breathtaking in a Ruby Cape Dress