'What's your deal?': Jim Harbaugh-Pete Carroll rivalry timeline

The article discusses the long-standing rivalry between NFL coaches Jim Harbaugh and Pete Carroll. The rivalry dates back to the early 2000s when Harbaugh was the head coach of Stanford University and Carroll was the head coach of the University of Southern California (USC). The two coaches have had a contentious relationship, with various incidents and verbal exchanges over the years. This includes a confrontation after a game in 2009 when Harbaugh asked Carroll, "What's your deal?" and a heated exchange after a game in 2011. The rivalry continued when Harbaugh became the head coach of the San Francisco 49ers and Carroll became the head coach of the Seattle Seahawks. The two teams faced off in several crucial games, including the 2013 NFC Championship game. The article notes that the rivalry will be renewed as the Chargers, led by Harbaugh, take on the Raiders, led by Carroll, in a "Monday Night Football" matchup, marking the continuation of a long-standing feud between two of the NFL's most prominent coaches.