(Part one of two)  Three weeks before the Senate bill was unveiled, the chairmen of four U.S. Catholic bishops' committees urged senators to live up to their "grave obligation" to make sure their health care reform bill respected life, provided access to adequate health care "for all" and was "truly affordable." — Mark Pattison, Catholic News Service.  This paragraph is misleading because now that the bill is unveiled, the episcopate is eerily silent.