. >> reporter: good morning, annemarie. it is get-away day. the day before thanksgiving and one of the busiest travel days behind me penn station will be busy today. the mad dash out of town comes days after the state department issued that worldwide terror alert for americans in new york you can see a stepped-up security presence. heavily armed soldiers on patrol at laguardia airport. it's part of an increased effort to prevent a terror attack like the one in paris. >> i was surprised at, like, the amount of soldier types. i was like, wow, it's getting serious. >> reporter: "the new york times" police putting up barricades and standing on guard. the nypd rolling out its anti-terrorism group including cops and specially trained officers. more than a million people are expected to line the streets for the thanksgiving day parade. >> some of those officers would be equipped with the long guns, as wrevere refer to them, the rifles. we will have additional hercules teams, the heavily armed entities that are around the area of the parade but, i thi