The discussion over what parliamentary procedures will be used in reconciling the House and Senate versions of healthcare legislation is a pivotal -- but not the final -- factor in the process. Reporting from Washington and Los Angeles The House Rules Committee meets Saturday morning as Democrats kick off a weekend of parliamentary maneuvering, lobbying and arm-twisting in the healthcare debate ahead of showdown votes set for Sunday. President Obama will meet in the afternoon with House Democrats and Senate Majority Leader Harry Reid, about 24 hours before the House is set to begin voting on a healthcare insurance overhaul,...