The Junior Team USA boys won the gold medal, while the girls failed to medal in trios at the 2011 Pan American Bowling Confederation Youth Championships Wednesday. EJ Tackett led the boys with 1,374, Andrew Koff added 1,305 and Marshall Kent 1,183 as the U.S. totaled 3,862, 85 pins ahead of Puerto Rico. The Junior Team USA girls finished fifth, as Mexico took the gold medal....