Travelers turn to buses and trains as flight delays, cancellations grow

With flight delays and cancellations piling up nationwide, some travelers are switching up their plans mid-journey, trading the runway for the railway or the road.At Atlanta's Greyhound station, Sandro Martinez was one of many passengers finding another way home."Currently I'm headed to Greenville, South Carolina," Martinez said.The New Jersey traveler's trip didn't start on a bus."I came from Newark to Atlanta by flight," he said.But with his connecting flight uncertain, Martinez decided to pla