Meanwhile, Steven is distressed by his mother's arrest for the murder of Mark Jennings, Krystle's ex-husband. After an anonymous tip to the DA, Steven is called as a witness where he testifies that he saw his mother push Mark off her balcony. Alexis is furious and disowns Steven. Her lover, Dex, discovers that disgraced former Congressman Neal McVane, disguised as Alexis, is the real killer. After her acquittal, Steven and his mother reconcile when she realizes it was a case of mistaken identity and he returns to work at ColbyCo.