Overview: Nora's questions about Lindsay put Troy on the defensive. Keri explains to her dad about the baby's possible genetic problem, then is appalled when R.J. suggests that abortion could still be an option. An attractive customer at the art gallery hopes for a chance with Lindsay, who assures the gentleman she isn't already romantically involved. Shauna and Molly approach Starr at the coffee shop and attempt to pry information out of the wary girl about her mother's alleged breakdown. Meanwhile, Blair admits to Todd that she still can't forgive him for letting her believe that Jack was dead. Trying to reassure her son that Liz's baby will be fine, Carlotta tells a startled Antonio how the very same chromosomal abnormality showed up in her pregnancy when she was carrying him. Liz is relieved when Troy comes up with a way to test her unborn child without a DNA sample from the father. Troy promises Nora he will never let Lindsay come between them again. Starr spots Molly and Shauna accepting p