House Minority Leader Nancy Pelosi (D-Calif.) slammed President Trump over his comments about Rep. Maxine Waters (D-Calif.) during a rally on Thursday night. Trump at the campaign-style rally in Montana called Waters a “low-IQ individual,” a claim that he has repeated many times. He speculated her IQ is “somewhere in the mid-60s.” The average IQ is 85-114, and a mid-60s IQ indicates mental challenges....