You’ve heard of Ready for Hillary, but now there’s Ready for Warren. Sen. Elizabeth Warren, D-Mass., has said over and over that she will not run for president in 2016, but that isn’t stopping her fans from encouraging her to run. A group of activists has launched the Ready for Warren campaign, asking people to sign a petition urging the Massachusetts Democrat to pursue a presidential bid. “We are Ready for Elizabeth Warren to run for President in 2016,” a statement on the website reads. “Warren is the backbone that the Democratic Party too often forgets it needs. Warren has...