(Reuters) - As the United States is combating a shortage of ventilators and respirators amid the coronavirus outbreak, Tesla Chief Executive Officer Elon Musk said he has had a discussion about ventilators with medical device maker Medtronic ."Just had a long engineering discussion with Medtronic about state-of-the-art ventilators," Musk tweeted https://bit.ly/3bhJc0E on Saturday. Medtronic confirmed having a discussion with Musk but neither elaborated further on the topic of the discussion or..