Marilou Danley is being sought for questioning re the investigation into the active shooter incident.

October 2, 2017

A gunman opened fire late Sunday during a country music concert on the Las Vegas Strip, killing at least 20 and injuring more than 100, authorities said.

Authorities said one on-duty officer is in critical condition and another was wounded in the shooting. Two off-duty police officers attending the concert were killed.

Las Vegas Twitter