A big third round boosted four-time PBA Senior Player of the Year Tom Baker into the lead as qualifying ended Wednesday at the Senior U.S. Open at the Suncoast Bowling Center in Las Vegas, PBA reported. Baker, who won the 2005 and 2006 Senior Opens, rolled games of 257, 226, 227, 248, 236 and 214 in the third round for an 18-game total of 4,043 (224.6 average), 40 pins better than former long-time touring pro Don Moser, who is bowling his first...