Growing crowds on trains spur anti-'seat hog' groups

WASHINGTON, D.C. — As the economy rebounds and trains fill with growing numbers of commuters, transit passengers who take up more than one seat are becoming the focus of Websites and blogs complaining about the "seat hogs," a Washington Post blog reports. The city's metro system is projecting "unmanageable" levels of saturation on its rail system by 2020. To read the full story, click here.