From left, Sen. Chuck Grassley, Iowa Republican, and Sen. Patrick J. Leahy, Vermont Democrat, accompany Ms. Giffords as she and Mr. Kelly arrive to testify at the committee hearing. (Andrew Harnik/The Washington Times)

Photo by: ANDREW HARNIK

From left, Sen. Chuck Grassley, Iowa Republican, and Sen. Patrick J. Leahy, Vermont Democrat, accompany Ms. Giffords as she and Mr. Kelly arrive to testify at the committee hearing. (Andrew Harnik/The Washington Times)