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Former Volkswagen AG CEO Martin Winterkorn has again rejected any blame for a 2015 scandal in which the company used a so-called defeat device to undermine carbon emission testing.

Mack Trucks is investing $14.5 million to expand its manufacturing facility in Roanoke, Va., the company announced Feb. 9.

ChargePoint has received cybersecurity certification by the federal government, clearing the way for federal contracts and signaling a security focus in the electric vehicle ecosystem.

Amnon Shashua, co-founder and CEO of Mobileye, sees self-driving technology moving ahead over the next few years, allowing for more widespread adoption of the functionality.

Tesla continues to cash in on other carmakers needing help to meet emissions standards, keeping up a lucrative business the company thought would fade away: selling regulatory credits.

Nikola Corp. rejected a slate of nominees for its board of directors proposed by an entity it said was controlled by founder Trevor Milton, arguing none were fit for the role.

Daimler Truck recently took another step toward commercializing its prototype longhaul liquid hydrogen-fueled trucks.

California is being sued over its new emission laws mandating that companies there and out of state report their supply chain emissions and mitigation efforts.

Senior Republicans are seeking to undo emissions targets the Federal Highway Administration is requiring of state transportation agencies.