Proponents of California's ban on same-sex marriage officially submitted their brief to the Supreme Court, urging the court to uphold the vote that constitutionally banned marriage in 2008.
The speech marked the first time a president used the term 'gay' as a reference to sexual orientation in an inauguration speech. Prayers and poems carried messages of inclusion as well.
Advocate editor in chief Matthew Breen and National Center for Transgender Equality executive director Mara Keisling discuss their hopes for the second term with MSNBC's Melissa Harris-Perry.
David Hall, an Airman and ROTC cadet who was discharged under "don't ask, don't tell" will be honored by the president's inauguration committee.