"I hear that Brooke Ashley is also pressing charges. I don't know how she can prove anything. How can they prove anything, whether it's true or not, that I'm the one that infected her?"

This quote by Marc Wallice recommends that he is shocked that Brooke Ashley is pressing charges versus him. He is questioning how she can prove anything, whether it is true or not, that he is the one who contaminated her. This might be describing a legal case, where Brooke Ashley is implicating Marc Wallice of contaminating her with an infection or disease. It is possible that Marc Wallice is rejecting the allegations and is questioning how Brooke Ashley can prove that he is the one who contaminated her. This quote might also be describing a circumstance where Brooke Ashley is implicating Marc Wallice of spreading out rumors or chatter about her. In this case, Marc Wallice is questioning how Brooke Ashley can prove that he is the one who spread out the reports.