Merrimack crash stops traffic so DHART copter can land on highway

Traffic was stopped in both directions on the Everett Turnpike in Merrimack on Sunday, Aug. 4, 2019, to allow a DHART medical helicopter to land after a truck went off the highway and into the tree line northbound at mile marker 14.4. At least one patient was transported by helicopter and others were transported by ambulance. New Hampshire State Police is investigating the crash.