Democrat Tammy Duckworth addresses the Democratic National Convention in Charlotte, N.C., in 2012.
Associated Press
U.S. Rep. Tammy Duckworth landed a speaking spot at the Democratic National Convention in Charlotte, N.C., during her 2012 race for Congress.
Democrat Tammy Duckworth looks on as silhouetted Michelle Obama talks to volunteers during Delegate Service Day at the 2008 Democratic National Convention in Denver.
Associated Press
Democrat Tammy Duckworth looks to Michelle Obama before the start of a Delegate Service Day event packing care boxes for troops at the 2008 Democratic National Convention in Denver.
Associated Press
Democrat Tammy Duckworth stands at the podium as she speaks to delegates at the Democratic National Convention in Charlotte, N.C., in 2012.
Associated Press
Democrat Tammy Duckworth waves to delegates after speaking at the Democratic National Convention in Charlotte, N.C., in 2012, during her second race for Congress.
Associated Press
Democrat Tammy Duckworth waves to delegates at the Democratic National Convention in Charlotte, N.C., in 2012. She'd win her first race for Congress months later.
Associated Press
Democrat Tammy Duckworth walks to the podium during the Democratic National Convention in Charlotte, N.C. in 2012.
Associated Press
U.S. Sen. Dick Durbin talks to Democrat Tammy Duckworth during the Democratic National Convention in Charlotte, N.C. in 2012.
Associated Press
Democrat Tammy Duckworth speaks to delegates at the Democratic National Convention in Charlotte, N.C. in 2012.
Associated Press