by the horrific explosion in manchester and as a precaution,w enforcement will step up security and patrols. with history as our guide, the subway stations and train stations, bus congregation areas in new york city will have heightened security. if nothing else, we are letting you know that we are on this. i m guessing big cities across the nation you might see the same sort of thing. i ve also gotten an interesting bit of information from the bbc, radio manchester. which give us an an idea of the smell we have been hearing. we came out of the arena. we could see people running down the stairs. i grabbed my sisters head and ducked her down into the chairs because i could see hundreds of girls running down the stairs. there was no way out. i ring my boyfriend saying i don t know what to do. he said try to get out as quick as you can. we come to the foyer and there was smoke everywhere and it