A top Republican Party official in New Mexico’s second-most populous county stepped down Tuesday, two days after making social media comments about “violent, leftist protesters” that sparked outrage. The Doña Ana County Republican Party announced on Facebook that it has accepted the resignation of its former chairman, Roman Jimenez, who had previously said the comments were taken out of context. The county party’s new interim chairman, Victor Contreras, said Tuesday that he and other county party officials stand in opposition to acts of violence and racism that occurred in Charlottesville, Va., when a large group of white nationalists gathered to...