The governor's office says Indiana won't recognize hundreds of same-sex marriages performed before a court halted a decision that lifted the state's ban.
CLEVELAND - Scroll through your Facebook news feed and you will probably see a lot of red equal signs.
So, what's the reason for the influx of the symbols on social media?
The Human Rights Campaign has kick-started a movement to get people to show support for marriage equality as the Supreme Court hears arguments on the hotly-contested issue.
They created an image of a pink equal sign over a red background, a variation of their usual blue and yellow logo, and asked supporters to change their profile pictures, as well as wear red.
Their idea has gone viral with countless users sharing the symbol and swapping out their Facebook and Twitter images.
Politicians and celebrities are getting involved too. Thirteen members of Congress have changed their Twitter avatars to the red equal sign, according to Ryan Teague Beckwith of Digital First Media .
Actor George Takei changed his profile picture to the equal sign, which received more than 40,000 shares and nearly 80,000 likes as of Wednesday morning.
Beyonce put her own spin on the issue, sharing a hand-written message alluding to her popular song "Single Ladies" that says, "If you like it, you should be able to put a ring on it. #WeWillUniteForMarriageEquality"
Companies are also publicly supporting gay marriage. NPR reported that nearly 300 businesses signed on to a brief asking the high court to strike down the Defense of Marriage Act (DOMA). Bud Light posted a picture to its Facebook page with two beer cans making the equal sign.
The Supreme Court examined DOMA and federal benefits for gay Americans Wednesday.
A federal judge has struck down Indiana's ban on gay marriage, calling it unconstitutional.
Same-sex marriages have been put on hold in Wisconsin by a federal judge who last week struck down the state's gay marriage ban as unconstitutional.
A federal judge has struck down Wisconsin's ban on same-sex marriage, and despite confusion over the ruling, clerks in Madison and Milwaukee say they'll start marrying people immediately.
Hawaii issued 40 licenses for same-sex marriages Monday as gay marriages began in the state with six couples at a Waikiki resort exchanging vows side-by-side in front of a few hundred guests.
Defense Secretary Chuck Hagel on Thursday sharply criticized U.S. states that are defying the Pentagon.
A funeral home director and the attorney for John Arthur confirm that he died early Tuesday at home. He had suffered from Lou Gehrig's disease.
A new plaintiff has joined a fight to have gay marriages recognized in Ohio despite a statewide ban.