Crowds expected at Hartsfield-Jackson over Fourth of July travel period

June 30, 2017 Hartsfield-Jackson International Airport: Travelers were bustling through Hartsfield-Jackson International Airport Friday, June 30, 2017 on what is expected to be a record-setting day for passenger counts. Hartsfield-Jackson expected more than 90,000 travelers to pass through its checkpoints throughout the Friday, surpassing the previous record set over the Memorial Day travel period. Security officials warn travelers that fireworks are prohibited in both carry-on and checked baggage, and cannot be brought onto an airliner. Prohibited fireworks include aerial repeater and aerial shell fireworks, bottle rockets, chasers, firecrackers, flying spinners, fountains, ground spinners, missiles, parachute fireworks, poppers, Roman candles, skyrockets, smoke fireworks, snakes, snaps, sparklers, strobes and wheels, according to the federal Transportation Security Administration. Those items are flammable, made from explosive materials and are considered hazardous, TSA says. JOHN SPINK/JSPINK@AJC.COM.