A national bill to end cannabis prohibition has entered the Senate’s consideration with a host of 2020 Democratic presidential candidate hopefuls signing on as cosponsors. Sen. Cory Booker (D-N.J.) introduced the legislation with Sens. Elizabeth Warren (D-Mass.), Kamala Harris (D-Calif.), Kirsten Gillibrand (D-N.Y.), and Bernie Sanders (D-Vt.) in tow. Oregon’s two senators, Ron Wyden and Jeff Merkley, have also signed on as cosponsors.