FILE - In this March 27, 2009, file photo, John Koskinen is seen outside the White House in Washington. President Barack Obama has nominated Koskinen as Internal Revenue Service (IRS)

 

              FILE - In this  March 27, 2009, file photo, John Koskinen is seen outside the White House in Washington. President Barack Obama has nominated Koskinen as Internal Revenue Service (IRS)
FILE - In this March 27, 2009, file photo, John Koskinen is seen outside the White House in Washington. President Barack Obama has nominated Koskinen as Internal Revenue Service (IRS) commissioner. (AP Photo/Ron Edmonds, File)