United Airlines has a long history of infuriating customers -- here are its worst customer service incidents (UAL)

Seth Wenig / AP Photo United Airlines has dealt with a large number of highly-publicized customer service incidents over the past few years. The airline has hurt customers, threatened them, and mishandled their pets. While it appeared the United had recovered from the April 2017 incident when it dragged a passenger off an overbooked flight, two pet-related incidents this week started a new round of controversy. United Airlines can't seem to stop shooting itself in the foot. After it seemed like ...