The cases will likely be held until the high court issues decisions in the DOMA and Proposition 8 appeals.
The past writings of the justice considered the swing vote suggest he could side with a sweeping decision in favor of marriage equality.
The Supreme Court indicated it will hear a challenge to the California marriage ban and another against DOMA from the elderly lesbian widow Edith Windsor.
A new poll shows that African-American voters in President Obama’s home state support marriage equality 60% to 16%, a much wider margin than measured nationally.
The group that opposed marriage equality in Maryland is accused today of taking thousands of dollars from a donor "active in white supremacist, secessionist causes."