Police in Minnesota said that the Mall of America was placed on lockdown after a reported shooting Friday. Police and emergency medical crews arrived at the scene after reports of shots fired surfaced.

For an hour the largest mall in the US was under lockdown shoppers were being sent outside.

“Mall Of America shooting scene has been secured. BPD is working with MOA Security and Hennepin County Crime Lab to process the area. Lockdown of the MOA was recently lifted. Please continue to stay out of the area until further notice. Follow twitter for additional information,” Bloomington Police wrote on Twitter.

This is a developing story.