https://www.reuters.com/article/us-tesla-crash-autopilot/ntsb-removes-tesla-as-a-party-in-its-probe-of-autopilot-crash-idUSKBN1HJ2JS >The National Transportation Safety Board said on Thursday it had removed Tesla Inc as a party in its investigation of a fatal crash in March in which the semi-autonomous "Autopilot" driving system was in use, after Tesla flouted terms of an agreement with the agency.