- DC plane crash: NTSB calls for immediate changes at Reagan airport ABC News
- Live updates: NTSB releases preliminary report on DC plane crash CNN
- Helicopter flights at Washington’s Reagan airport should be partially banned amid ‘intolerable risk’ of collisions with planes – investigators Sky News
- NTSB “urgently” recommends permanent helicopter traffic restrictions near DCA Axios
- US agency recommends restrictions on helicopters after Washington mid-air collision Hindustan Times
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