Marcos Maidana hands Adrien Broner his first professional defeat in 2013 upset

The night everything changed. Many people remember Adrien Broner for his flashy style and confidence, but on December 14, 2013 Marcos Maidana gave him the toughest night of his career. Did you know? • Broner entered the fight 27-0 and was a heavy favourite.• Maidana dropped Broner TWICE - in rounds 2 and 8.• Broner was deducted a point in Round 11 after shoving the referee. • Maidana threw relentless pressure all night landinq over 230 punches to Broner's 150+.• The unanimous decision handed Broner the first defeat of his professional career and won Maidana the WBA welterweight title. This wasn't just an upset, it was a reminder that pressure, heart and determination can break even the slickest boxer. Where does this fight rank among the greatest boxing upsets?