19 people are being treated in Hampshire in the United Kingdom after a suspected gas leak on Tuesday.
All of the people were in two stores at Hedge End, a shopping center near Southampton, reported BBC.
Emergency services said the situation was a “major incident.”
Police said evacuations of the two stores--Sainsbury’s and Marks and Spencer--was done after people began coughing and complaining about feeling sick.
The shops have been cordoned off and police are investigating the situation.
