Pope Francis will meet with the head of the Russian Orthodox Church, Patriarch Kyril, marking the first time leaders of these two churches have met in history. Senate Democrats, along with several Republicans, have blocked energy legislation as GOP leaders have refused to add aid to deal with Flint, Michigan's lead-contaminated water systems. Germany's domestic intelligence agency says that ISIS has sent fighters into the country passing as refugees, a day after the agency stopped a potential Paris-style attack in Berlin. Brazil's annual Carnival is facing the realities of the country's historic recession and resources diverted to the 2016 Rio Summer Games as funding and sponsorship is drying up. Scientists at the LIGO observatory in Louisiana are looking for gravity waves as the race to find what Einstein theorized a century ago heats up.