BREAKING NEWS: A massive emergency response after a medical helicopter plunges from the sky, crashing onto a busy Sacramento freeway. Several crewmembers on the chopper are rushed to a nearby hospital with critical injuries. No patients are believed to be on board. Eyewitness News is live with the conditions of those injured, and the latest on the crash investigation. Tonight at 11 from ABC7. https://abc7.com/17954448/ | ABC7