California's former first lady Maria Shriver has made it her hallmark to celebrate women as "architects of change" - but the author, activist, journalist and mother of four always offered a more circumspect view of herself as simply "a work in progress." What comes next for Shriver - personally, professionally and politically - may now be played out on the public stage in the wake of the scandal involving her husband, former Gov. Arnold Schwarzenegger, who last week admitted having a child with a housekeeper more than a decade ago while married to Shriver. The couple announced their separation earlier...