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Walmart Inc. on Sept. 21 outlined its goals to achieve zero-emission operations, which include fully converting its fleet to electric trucks.

FedEx Corp. is looking at using small self-flying cargo planes to serve remote areas after experimenting with a technology startup on autonomous aircraft, CEO Fred Smith said.

Tesla Inc. will provide a highly anticipated technology update Sept. 22 when Elon Musk takes center stage at an event the CEO has dropped hints about for months — and which has helped propel the company’s sky-high valuation.

Thermo King announced the launch of its Cold Storage Solutions unit intended to meet the unique requirements of global pharmaceutical companies developing COVID-19 vaccines.

With Trevor Milton having stepped down as executive chairman of Nikola Motor Co. Sept. 21, the spotlight now falls to new chairman of the board Steve Girsky.

Trevor Milton has voluntarily stepped aside as executive chairman and board member of Nikola Corp., the electric truck company he created, it was announced Sept. 21.

Technology shares pushed U.S. stocks to a six-week low as investors searched for new catalysts to give direction to global markets. The dollar strengthened and Treasuries were little changed.

Amazon .com Inc.’s self-driving-car unit, Zoox Inc., is getting a green light from California to test autonomous vehicles on public roads without a safety driver, becoming the fourth company to receive the state’s blessing for truly driverless testing.

Volvo Trucks North America announced Dependable Highway Express received two Volvo VNR Electric trucks, the first battery-electric Class 8 trucks to join DHE’s fleet.

Clean Energy Fuels Corp. announced that Estes Express Lines will add to its fleet 50 new trucks fueled with its Redeem brand of renewable natural gas, bringing its total to 71.