A huge Baltimore fire has shocked the city. Flames ripped through a commercial building in Remington. It started around 1:30 p.m. on West 23rd Street. Within minutes, it turned into a 4-alarm blaze. Smoke covered the skyline. Wind gusts hit 30 mph. Fire spread fast. Eighty firefighters rushed in. They battled thick smoke and collapsing walls. Twenty-three people were evacuated. No injuries so far. Two small businesses burned down. Streets are closed. Buses rerouted. Officials say it began outside the building. The cause is still under investigation. Cleanup continues overnight. Panic remains high in Baltimore tonight.