The largest crane in the Eastern Seaboard has arrived in Baltimore so crews can start clearing the wreckage of a collapsed highway bridge. The bridge collapse has disrupted the city’s port and may cause a riple effect on the US economy. CNN’S Gabe Cohen reports.The largest crane in the Eastern Seaboard has arrived in Baltimore so crews can start clearing the wreckage of a collapsed highway bridge. The bridge collapse has disrupted the city’s port and may cause a riple effect on the US economy. CNN’S Gabe Cohen reports.