Women 's 200 IM : Pasadena 's Shannon Cheung is top seed with 2 : 07.76 .
Golden West 's Melissa Bergesen will be with Shannon Cheung every stroke of the way .
Women 's 200 IM : Pasadena 's Shannon Cheung is top seed with 2 : 07.76 , but Golden West 's Melissa Bergesen will be with her every stroke of the way .