The incident reportedly occurred at 8:30 p.m. on Rue Cail, when two hooded men attacked a visitor, who was having dinner with his wife, resulting in severe injuries to his head, wrist and elbow.
The victim, a 35-year-old Sri Lankan man, was saved by the security and then taken to a nearby hospital, while the attackers managed to escape.
"He was scalped and had his arm and wrist severely cut," a source told French media.
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The incident has left the victim in critical condition and could possibly be a settling of scores in the Sri Lankan community.