The good news is that the economy is getting better. The bad news is that experts believe this is contributing to truck accidents. Americans are increasingly taking advantage of the economic upturn by buying items online. And with services like Amazon.com promising two-day shipping, they’ve come to expect quick delivery. The U.S. has experienced a rise in catastrophic motor vehicle accidents involving commercial vehicles and 18-wheelers. According to the Federal Motor Carrier Safety Administration, each year in the U.S. truck accidents kill nearly 4,000 people and injury 100,000 more. In.