Fiat Chrysler has pushed back the reopening of a shuttered Indiana factory until late 2021, blaming delays caused by the COVID-19 pandemic.

The merger plan, which had sought to create the world's third-largest automaker, had been viewed positively across the industry since it was announced last week.

Vehicles made by Toyota, Honda, Kia, Hyundai, Mitsubishi and Fiat Chrysler from the 2010 through 2019 model years are included in the probe.

Companies are opening clinics on or near their worksites or bringing in temporary setups to make sure their employees get annual physicals.

A report from Sen. Bill Nelson, D-Fla., says at least four automakers have continued to equip vehicles with the type of air bag responsible for deaths and injuries.