Groups of all stripes are blitzing lawmakers to shape a trillion-dollar healthcare overhaul that would reach into every business and every home in the country. In the lobbying frenzy, many longtime allies are divided, with fault lines emerging where the bills' provisions would cost them money. With the legislation now held up until after Congress's August recess, interest groups are treating the next few weeks as a critical time for rank-and-file members to try to snare one-on-one meetings with lawmakers back in their home districts, says the Wall Street Journal.