Hillary Clinton said Republicans have created a “Hillary standard” that has contributed to the negative impression many people have of her, giving her first joint interview with her newly announced running mate, Sen. Tim Kaine. "I often feel like there's the Hillary standard and then there's the standard for everybody else," the presumptive Democratic nominee said in the interview on CBS News' "60 Minutes." Clinton explained that there has been a "concerted effort" by Republicans to portray her in a negative light, and described the double standard she believes is set for her as “unfounded, inaccurate, mean-spirited attacks with no...