Spanish police have shot and killed several people south of Barcelona while carrying out an operation in response to what was reportedly another terrorist attack. JUST IN: Police: Incident in Cambrils, southwest of Barcelona, appears to be another attack; suspects have been shot by police. — NBC Nightly News (@NBCNightlyNews) https://twitter.com/NBCNightlyNews/status/898334949710872576!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); The regional police for the Catalonia region said on Twitter early on Friday that officers are in Cambrils, a seaside resort town about 100 kilometers (62 miles) from Barcelona, where they are dealing with a "possible terror attack." L'operatiu policial a https://twitter.com/hashtag/Cambrils?src=hash!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); provoca retencions a vies properes a a https://twitter.com/hashtag/Tarragona?src=hash!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); https://twitter.com/hashtag/AP7?src=hash!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); DEMANEM PACIÈNCIA DAVANT SITUACIÓ EXCEPCIONAL — EmergènciesCatalunya (@emergenciescat) https://twitter.com/emergenciescat/status/898338319859200000!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); The military operation was announced around midnight local time, when the Catalonia emergency service tweeted: "IF YOU'RE NOW IN £Cambrils avoid going out. Stay home, stay safe. Police operation ongoing." The service urged people in the town not to go out on the streets. IF YOU'RE NOW IN https://twitter.com/hashtag/Cambrils?src=hash!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); avoid going out. Stay home, stay safe. Police operation ongoing — EmergènciesCatalunya (@emergenciescat) https://twitter.com/emergenciescat/status/898322408112660480!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); As AP reports citing Spain's RTVE, regional police troopers have killed four people and injured another. The broadcaster added that the police suspected they were planning an attack in Cambrils just hours after a van swerved onto a pedestrian promenade in Barcelona, killing 13. Developing.