The tragic story of the disappearance/killing of Plainfield resident Lisa Stebic took a bizarre twist yesterday. Her husband, who by all accounts is the chief suspect, apparently had some company in the form on NBC5 Reporter Amy Jacobson. That's her on the right with one of my other favorites from NBC 5, Anna Devlantes. ( I sound like Steve Dahl with my " top 5 newsbabes ", don't I ? ) Apparently, "the Jake", as we like to call her, dropped by the Stebic's house in her bikini for a pool party with the accused husband, and brought along her kids. Amy Jacobson, a reporter for WMAQ-Channel 5, is in hot water with her bosses for going swimming on her day off with the estranged husband of a missing Plainfield woman. Dressed in a two-piece swimsuit, Jacobson brought her two young sons, ages 3 and 2, with her Friday when she swam in the backyard pool of Craig Stebic. Lisa Stebic vanished from the southwest suburban home April 30. She and her husband, parent