Former SpaceX welder expected to become a millionaire after historic IPO

Before Juan Hernandez became a welder at SpaceX, he had never heard of the company. "It was just another contract job for me at the time," he told CBS News correspondent Jo Ling Kent in a broadcast exclusive interview. Now, just over ten years later, that leap of faith could pay off in big ways following the company's $75 billion initial public offering . The record-breaking offering could make Hernandez a millionaire by the end of the day. …