A strong fence was put back up around the U.S. courthouse in Portland after rioters attacked the building, while local leaders condemned the ongoing violence they pinned on anarchists. Video footage and photographs showed the fencing being re-erected on Sunday outside the Mark O. Hatfield Courthouse in Oregon’s largest city just three days after it had been removed. Rioters attacked the building on Thursday, taking advantage of the fence-free area, smashing windows, and setting plywood on fire. Among the slogans scrawled on the side of the building was “NAZI’S WORK HERE.” “As a first generation American whose parents lived through the horrors of World War II, in England and in Norway, you can’t say anything more offensive than alleging that the people who work inside that building, who I know and love, are Nazis,” acting U.S. Attorney Scott Asphaug told The Oregonian. The official said he supports people’s right to …