The leader of a conservative group was arrested Friday in Portland, Ore., one day before planned protests involving supporters of the far-left Antifa movement and supporters of several conservative groups. Joey Gibson, leader of Portland-based Patriot Prayer, turned himself in to authorities in connection with an arrest warrant for rioting, stemming from a violent clash in the city on May 1, according to the Associated Press. He was later released after posting bail, with further legal action pending. In a video posted on Facebook, Gibson accused police of targeting conservative groups for arrests but not members of Antifa, even though...