Uber says it recently modified some of its JUMP electric bikes after finding a braking problem like the one that prompted Lyft to recall its electric bikes (Faiz Siddiqui/Washington Post)

Faiz Siddiqui / Washington Post:
Uber says it recently modified some of its JUMP electric bikes after finding a braking problem like the one that prompted Lyft to recall its electric bikes  —  Uber acknowledged Monday that it had modified some of its electric bikes recently after the company encountered a braking problem similar …