On July 18 local time, eight regions in Portugal were on red alert, while the rest of the country was on orange alert, with 128 fires burning in one day.Porto had the most fires, about 50.A firefighter died after suffering cardiopulmonary arrest while trying to extinguish a fire in the Aravar district of Leria City.Five firefighters were injured in a car accident on their way to fight a fire in the Karegal district of Oren city, four of whom suffered minor injuries and one was seriously injured.A total of 3,700 firefighters, nearly 1,000 fire engines and 83 fire-fighting aircraft were involved in fighting the blaze in Portugal on Monday.