One way or another U.S. harbors may get more money for maintaining shipping channels this year. On Wednesday, the House of Representatives voted 293 to 127 in favor of H.R. 4348, the 2012 Surface Transportation Extension Act. The bill will extend by three months past June 30 funding for transportation and transit projects and includes a provision that would result in additional funding for harbor maintenance. Rep. Charles W. Boustany Jr., R-La., said th...