The reports are filed by gambling companies who track unusual betting patterns around matches. Suspicious betting patterns don't necessarily mean a match was fixed. A similar effect can also happen if insider information about a player's injury leaks.
“Suspicious betting on tennis during the lockdown is seen as a firm indicator that corruptors remain active, and are likely to increase their focus on the sport when professional tennis resumes in August," the TIU said in a statement.
Private tennis exhibitions have proliferated after the ATP and WTA tours closed down in March. Some have little or no oversight. Besides a smattering of events with big-name players, there are many smaller events around the world with low-ranked players.
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