An unidentified man began shouting Tuesday afternoon in the Senate gallery as Sen. John McCain (R-Ariz.) concluded remarks regarding his concerns with recent leaks by top government officials to news outlets regarding key national security decisions:

In the video above, courtesy of C-SPAN, the unidentified man can be heard, but not seen as he began shouting and is then escorted out of the Senate chamber by U.S. Capitol Police. The man’s shouts and murmurs were mostly inaudible, but reporters could clearly hear him say “abortion” several times.

Follow Ed O’Keefe on Twitter: @edatpost

More from PostPolitics:

Unions flex muscle in Wisconsin recall vote

In Texas, Romney sees opening with Latinos

Senators deliver transportation proposal to House