New Delhi, March 23 -- Danielle Collins has ignited an off-court controversy during the Miami Open by claiming French player Corentin Moutet tried to flirt with her via social media messages. The American star, now working as a broadcaster for Tennis Channel, shared the story live on air, leading to a sharp denial from Moutet.

The American star, now working as a broadcaster, shared the details during her Sunday appearance on Tennis Channel coverage. She described an awkward moment when Corentin Moutet was warming up for his Miami Open match and appeared to shout in her direction from the court.

"I said to him, if you're going to be flirting with me like that, you're gonna have to get a bigger serve," Danielle Collins told viewers. "Some...