A government study on Tuesday showed that about 20 percent of drivers killed in car crashes in 2009 tested positive for drugs.
The new data illustrates a growing problem of drivers operating under the influence of illegal substances.
President Barack Obama emphasized his desire to bridge the divide between Republicans and Democrats Wednesday in his first press conference after the Tuesday elections that cost his party at least 60 seats in the House of Representatives.
The Federal Reserve Board announced a plan on Wednesday that would provide a $600 billion stimulus to the U.S. economy by purchasing long-term treasury bonds.
Even as Massachusetts voters swept Democrats into state office, nationwide election maps turned increasingly red as voters gave Republicans control of the House of Representatives.