A babe has been taken to infirmary aft portion of the ceiling collapsed astatine an Asda supermarket.
Emergency services were called to the store connected Cavendish Street successful Ashton-Under-Lyne, Greater Manchester astatine astir 16:35 BST connected Thursday.
"The sound was horrendous, determination was particulate everywhere," said witnesser Scarlett Phillips. "A babe was screaming."
A pistillate and 2 young children were taken to hospital, Greater Manchester Fire and Rescue Service confirmed.
An Asda spokesperson said the household had gone to infirmary arsenic a precaution, adding: "We are pleased to perceive they are each ok."
Ms Phillips, 31, from Dukinfield successful Tameside said: "The extortion started peeling towards us, the sound was horrendous.
"Then determination was particulate everyplace and a babe screaming... It shook everyone up but we've peeled the plaster disconnected and been backmost this morning."
She praised Asda unit who had been "fantastic and checking however everyone was".
North West Ambulance Service (NWAS) said an babe was treated astatine the country earlier being taken to hospital.
A occurrence work spokeswoman said firefighters were astatine the country for astir 2 hours.
"A afloat evacuation of the store took spot portion occurrence crews made the country safe," she said.
"Three casualties - a pistillate and 2 young children - were transferred to the attraction of colleagues from NWAS and conveyed to hospital."
The supermarket said it was "continuing to enactment with the applicable authorities" arsenic an probe continued into however "a tiny conception of the ceiling" had collapsed.