Blog Briefing Room
The elections "are referendums on the candidates running," said Debbie Wasserman Schultz.
A reported estimate had about 250 others also celebrating Easter at the church.
The pontiff asked for an end to the terrorism in Nigera targeting Christians.
Russia's ambassador to the U.S. decried an overnight shooting.
Senate hopefuls battled ahead of the May 20 Georgia Senate primary.
The ongoing standoff between the U.S. and Russia over Ukraine will be a major focus.
At least two people were killed in an attack in Eastern Ukraine on Sunday.
The Capitol Rotunda is undergoing its first makeover in more than 50 years.
President Obama departed from politics Saturday to reflect on the Easter holiday.