NEW : Outside contractor now overseeing website fixes . Zients says the website will work properly for most people by the end of November . Comment: Angry exchanges between Republicans who oppose the 2010 Affordable Care Act and Democrats defending it erupted repeatedly at the hearing , while the contractors insisted their work went fine even though the software functioned poorly when the system went live . Some Democrats seek extension of open enrollment for Obamacare policies .
NEW : Outside contractor now overseeing website fixes . Zients says the website will work properly for most people by the end of November . Comment: Some Democrats seek extension of open enrollment for Obamacare policies .