DOJ urges justices to strike down California's Prop 8
Deadline to file brief is Thursday
Advocate is a member of countrywide advocacy group
Michael Nutter reaffirmed same-sex marriage support
Agency last week added gay-specific information to web site
Hearing to take place on Feb. 26
Bipartisan group of public figures has singular message: 'It's time for marriage'
RFK Center hosted Michel Togué
President says sense of citizenship binds diverse nation
Says he won't be 'heavy handed' as Congress drafts bill