AUSTIN - Casinos with Las Vegas-style gambling -- blackjack, craps, roulette -- could pop up all over Texas under a proposal being floated by state Rep. Charlie Geren. The gambling plan, perhaps the most ambitious yet discussed during the 79th Texas Legislature, would require multiple voter referendums: one statewide, to amend the Texas Constitution; and then others, by voters in every county where gambling comes under consideration. "Just like Las Vegas" is how Geren, R-Fort Worth, described the proposed legislation. Whether to expand gambling has become one of the most contentious questions before Texas lawmakers -- and the source of...