
ASSOCIATED PRESS U.S. Transportation Secretary Ray LaHood issued cost-cutting recommendations for the new Dulles Metrorail station in a July 3 memo that include building a cheaper above-ground alternative. Mr. Lahood's suggestions would pull the cost from an expected $3.8 billion to $2.7 billion.

ASSOCIATED PRESS U.S. Transportation Secretary Ray LaHood (left) is joined by Democratic Sens. Frank R. Lautenberg of New Jersey and Charles E. Schumer of New York (right) at New York's Pennsylvania Station on Monday for an announcement of nearly $800 million in projects to improve service in the travel-congested Northeast.

Vice President Joseph R. Biden Jr. (right) walks with Transportation Secretary Ray LaHood (left) to a train at Union Station in Washington on Tuesday. They traveled to Philadelphia to tout plans for the nation's infrastructure. (Associated Press)

Transportation Secretary Ray LaHood (center) examines the new Driver Alcohol Detection System for Safety in Waltham, Mass., on Friday. One of the prototype components is a small black box attached to wires (far right). Shane Karr (right), vice president for Federal Government Affairs at the Alliance of Automotive Manufacturers, looks on. Laura Dean Mooney (left), national president of Mothers Against Drunk Driving, watches. (Associated Press)

U.S. Transportation Secretary Ray LaHood is shown the new Driver Alcohol Detection System for Safety (DADSS), one of the prototype components, a small black box attached to wires, seen at far right, during a news conference announcing the device in Waltham, Mass., Friday morning, Jan. 28, 2011. Shane Karr, vice-president for Federal Government Affairs at the Alliance of Automotive Manufacturers looks on at right, as Laura Dean Mooney, national president of Mothers Against Drunk Driving (MADD) watches at left. (AP Photo/Stephan Savoia)

National Highway Traffic Safety Administrator Davis Strickland makes a statement as U.S. Transportation Secretary Ray LaHood looks on during a news conference announcing the new Driver Alcohol Detection System for Safety (DADSS) in Waltham, Mass., Friday morning, Jan. 28, 2011. (AP Photo/Stephan Savoia)

Transportation Secretary Ray LaHood (left), seen here in April with Sen. Christopher J. Dodd, Connecticut Democrat, get off an Amtrak train in Hartford, Conn. Mr. LaHood said Thursday he was reallocating $1.2 billion in federal rail-project funds turned down by two states. (Associated Press)

President Obama speaks to reporters in the Rose Garden of the White House in Washington on Monday, Oct. 11, 2010, to highlight a new report on the impact of his $50 billion infrastructure-investment proposal. Onstage with Mr. Obama are (from left) Secretary of Transportation Ray LaHood, Pennsylvania Gov. Ed Rendell and Los Angeles Mayor Antonio Villaraigosa. (AP Photo/Pablo Martinez Monsivais)

President Barack Obama, left, speaks to reporters in the Rose Garden to highlight a new report on the impact of his $50 billion infrastructure-investment proposal, Monday, Oct. 11, 2010 at the White House in Washington. With Obama are from left to right, former Secretaries of Transportation Samuel Skinner and Norman Mineta, Secretary of Treasury Timonthy Geithner, Secretary of Transportation Ray LaHood, Gov. Ed Rendell, D-Penn., and Los Angeles Mayor Antonio Villaraigosa. (AP Photo/Pablo Martinez Monsivais)