SHE WANTED TO HAVE HIS BABY As a nurse at the city's busiest birth center, Lara Mancini knew all about delivering babies. But what she really wanted was a child of her own, and her secret crush-handsome, charming Dr. Derek Cross-was ideal father material. Didn't he have an adorable five-year-old son to prove it? But her biological clock was nearing its final countdown. So Lara would have to light a fire under her reticent boss and do more than steal a passionate kiss in a trapped elevator. Because she didn't just want Derek's baby-she wanted everything that went with it, including a march down the aisle with this sexy single dad...