Kunming's international airport sometimes just cannot catch a break. With near metronomic frequency, something occurs inside a terminal or on a plane that simply makes people shake their heads. On April 18, it happened on the tarmac, as a married couple exchanged blows for several minutes in what appears to have been a domestic squabble of epic proportions.

The incident began as passengers boarded a China Eastern flight from Kunming to Chengdu. As is common at Changshui Airport, travelers were bused from their departure gate to a waiting plane. Everyone had boarded except for an unidentified couple, who stayed on the tarmac to argue. The quarrel took a turn for the worse when the man angrily jabbed his finger towards his wife's face.

A shaky smartphone video of the fight has made the rounds on Chinese social media, and shows the woman on the ground pulling her husband's shirt off. The man then put his sport jacket back on before enga