An extramarital affair may not only ruin a marriage, it can cost the unfaithful partner's lover big bucks. Former U.S. Sen. Kyrsten Sinema may find out just how expensive infidelity can be. Sinema was ...

While the arcane tort of alienation of affection only remains a viable cause of action in seven states, undercover lovers who meet in one of those states -- or participate in romantic interstate ...

When relationships end badly, most people grieve the breakup privately—leaning on friends and family, or letting time heal the wounds. You may even notice lovey-dovey photos of said exes being ...