Police are searching for the robbers in what they suspect are related incidents in Deep Ellum in which victims smoked marijuana, passed out and found their property had been stolen after they woke.

The first robbery occurred about 1:30 a.m. Thursday in the 2700 block of Elm Street, when a victim was approached by two men who asked him to smoke what they said was marijuana.

The victim agreed and lost consciousness, police said. When he awoke, he discovered he was missing personal property.

Police said the second incident happened about 2:30 a.m. Sunday in the 2500 block of Main Street and occurred under similar circumstances. Officers found the victim unconscious while they were patrolling.

Another robbery happened about 3 a.m. Sunday, but authorities did not provide an address. While the victim was being treated at the scene, he realized items had been taken from him, police said.

Detailed descriptions of the robbers have not been released.

Anyone with information about the robberies or who know of similar offenses may call 911 to contact police.