New Delhi, Aug. 3 -- Luis Diaz experienced the "magic" of the FA Cup when he played for Liverpool. What he saw from his former teams in Colombia was something else altogether.

Diaz was on hand at Romelio Martinez Stadium to witness one of the most stunning domestic cup upsets in recent memory in Colombia.

Powerhouse club Junior was knocked out of the Copa Colombia by its own second-division affiliate, Barranquilla FC, which prevailed 5-3 in a penalty shootout Wednesday night.

Watching the drama unfold from the stands was Diaz, the 29-year-old Colombia star who plays at Bayern Munich. The former Liverpool forward launched his career with Barranquilla before earning promotion to Junior in 2017 and eventually making the leap to Europe wit...