Lessons From McCain's Palin Background Check By Sean Leviashvili Sarah Palin’s 17-year-old daughter, Bristol, is five months pregnant, plans to keep the baby and marry the child’s 18-year-old father. We know all that now, the question is, did John McCain know it before he chose Palin to run as his VP? That information may have come up in a background check, and the thoroughness of McCain's is being questioned. And what he did, or did not do, before announcing his running mate, holds lessons for any professional, according to career experts. Some may argue that picking a running mate is...