UPDATE
Traffic cameras show that police activity has cleared and traffic is flowing normally in the area.
ORIGINAL STORY
Traffic cameras show police activity on a median near Harry Reid International Airport by South Maryland Parkway and East Russell Road.
LVMPD shared that "units from Major Violators were requested to assist with stopping and detaining subjects related to an ongoing investigation," who are now being questioned by investigators.

RTC
Motorists can expect delays for the next hour or so as eastbound lanes remain affected, according to LVPMD.
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Suspect in Lesly Palacio's death pleads not guilty to murder charge
Erick Rangel-Ibarra stood before Judge Tierra Jones Thursday morning and entered a plea of not guilty in connection to the death of Lesly Palacio.
Police investigating after man found dead in the road in Sunrise Manor area
Officers say they got the call around 11:30 p.m. Wednesday and found a man lying in the street with gunshot wounds. He was pronounced dead at the scene.
Hit-and-run victim suffering life-threatening injuries, say Las Vegas police
It happened around 10:16 p.m. Wednesday in the area of South Las Vegas Boulevard and East Richmar Avenue, according to the Las Vegas Metropolitan Police Department.
Legal challenge filed in case of Las Vegas driver accused of killing pedestrian
Daniel Stakleff's attorney is asking for the case to be thrown out, citing habeas corpus laws. His legal challenge claims there may not be enough evidence to support the charges Stakleff faces.