A little before 1 a.m. on Feb. 10, 2017, an analyst working the night shift on the third floor of a stately stone building in central London saw his computer light up with alerts.
There was a sudden influx of unusual betting in sportsbooks from the Caribbean to Asia. One of the largest underdogs in the NBA that night (at 12 points) was getting unexpected action to win. Within moments the monitors at Sportradar AG -- a large European-based gambling services company that has a contract with the NBA to watch more than 550 international sportsbooks -- had flagged it as possible match fixing.