Catholics and evangelicals must “continue to witness together to the Gospel and to continue on the road to full unity,” Francis said.

Pope Francis prays that this year's Super Bowl “may be a sign of peace, friendship and solidarity for the world.”

“We are builders of bridges, not of walls," said the Vatican's number three official.

Christians and Muslims must remain "united together in prayer," the pope said.

Had Francis been elected just a few years earlier, it is likely that “Liturgiam Authenticam” would have died in committee.

Some bishops' conferences are unhappy with the translation of the Roman Missal required by "Liturgiam Authenticam."