Two senators are circulating a draft amendment that exempts 15K self-driving vehicles per manufacturer annually from human driver safety standards, up from 2.5K (David Shepardson/Reuters)

Two senators are circulating a draft modification that exempts 15K self-driving automobiles per producer yearly from human driver security requirements, up from 2.5K — WASHINGTON (Reuters) -Two U.S. senators are working to connect laws to permit automakers to deploy tens of hundreds …