Mary Ellen Russell is now testifying for the Maryland Catholic Conference.

"It is clear why marriage has always been recognized as a man and a woman: if we leave that, it's not clear what the parameters of relationships that should be considered marriages are."

She also said "We are also concerned about the religious liberty consequence—that is not the only concern, we're not here to say we are fine if we get exempted—we think its of concern to the whole society."