Cam Newton's shirt quoting Martin Luther King Jr. wasn't the only notable thing he wore during pregame warmups on Sunday.
Prior to a game against the Minnesota Vikings, the Carolina Panthers quarterback also donned purple and gold cleats as a tribute to Prince. Take a look:
Close Up: Cam's Prince tribute cleats in pregame vs Vikings pic.twitter.com/w0wxFeKWJj
The cleats are made by Under Armour and are part of Newton's C1N style. ESPN Panthers reporter David Newton offered another look here.
--David DeChant