Marriage and family ,divorce?in america have adultery?

marriage and family, divorce? adultery read them to divorce her husband, and join adultery, but there is no evidence in full and may be invited to mistress to witness criticized, can i call a witness summons?but if she say no sleep., because he say no sleeping with that girl, in america have a law adultery??,,, the property division will many providers? but by no evidence, information taken some pictures of two people share a car, can be divided money more wealth than not??can win it? please reply,