Adam Barta is poised to add to his stellar resume after firing 1,691 Friday to take the lead in the 107th  Petersen Classic at Brunswick Zone River Grove in the Chicago suburb of River Grove. Starting on 11-12, Barta opened with 193, 223, 180 and 202 for a solid 798 with both end pairs out of the way. He then exploded with games of 236, 208, 248 and 201 for 893 the last four and 1,691, a stunning 65 pins ahead of prior leader Jim Snyder. The only other 1,600 this year is Charles...