Kevin Croucher leads and Cedarburg's Dale Traber is in fourth after the first round of the PBA Senior U.S. Open at the Suncoast Bowling Center in Las Vegas. Croucher, who was PBA Senior Tour title, averaged 239.6 with games of 216, 243, 222, 257, 233 and 267 for a 1,438 total, PBA reported. "You want to get as many pins as you can in the later blocks because they are generally higher scoring,"...