Peloton Interactive Inc said on Friday U.S. regulators were investigating the company, adding to the exercise bike maker’s woes as it deals with a backlash over reports of accidents involving its treadmills. The U.S. Department of Justice and the Department of Homeland Security have subpoenaed the company for documents and information over injuries from its exercise machines, the company said in a filing with the U.S. securities regulator. Peloton recalled its Tread+ product in May, just weeks after saying there was “no reason” to stop using the exercise machine despite reports of the death of a child and multiple injuries. Its public disclosures related to the reports are also under investigation by the U.S. Securities and Exchange Commission, Peloton said. Chief Executive Officer John Foley publicly apologized in May for Peloton’s early response to the accident reports, and the company also laid out steps to improve the safety of its …