Unfortunately, in the history of the United States, lynching of Black men and women occurred frequently. At a minimum, it's an extremely insensitive comment to make, especially in the wake of the noose incidents that have occurred over the past months. Here's a website with some information on lynching. I'm sure there's more. (
hxxp://www.yale.edu/ynhti/curriculum/units/1979/2/79.02.04.x.html#b)
Being gramatically correct does not make it correct to say. Some will say people are being too sensitive. However, using that term in that context is wrong. She could have made her point by saying the players should tie Woods up and kidnap him. To say he should be lynched conveys an image of hatred and racism.
There's just better ways to say Woods is the best player today and other players need ways beyond golf to stop him.