A bipartisan group of senators reported progress toward agreement on a compromise healthcare overhaul while the House speaker suggested that any House vote on a health plan would be delayed until more was known of the Senate approach. Meanwhile, members of the Senate Finance Committee, who have been engaged in the delicate talks, said they had moved ahead on how to pay for the health plan and fleshed out alternatives to requiring employers to provide health insurance, which has been a sticking point with many Republicans and business owners.