American aluminum producers told President Donald Trump in a letter that they are "deeply concerned" about the effect global tariffs would have on their industry, including jobs. They offered alternatives, including targeting China. "We fear that the proposed tariff may do more harm than good," the group said in Monday's letter, which was signed by Heidi Brock, president and CEO of the Aluminum Association. The group represents 114 producers and other companies, including Alcoa, Vulcan and Rio Tinto Alcan, which collectively employ 713,000 workers in the United States. They urged the president to look at alternatives ... (full story)