WASHINGTON (AP) — A bipartisan pair of senators has unveiled what would be the most wide-ranging legislative proposal to regulate cryptocurrencies and other digital assets, following a series of high-profile busts and failures. It’s unclear, though, whether the bill proposed by Sens. Kirsten Gillibrand, D-N.Y., and Cynthia Lummis, R-Wyo., can clear the hurdles of Congress, especially at a time of heightened partisanship ahead of midterm elections.