Patrick Leahy actually said...

I am going to turn the gavel over to Senator Whitehouse, and I will be back.

I apologize that we had to change the schedule around because of Congressman Murtha's memorial service this morning.

If that doesn't qualify as a need for a redundant second engine, then what does?

The police can arrest more people than can be prosecuted. The prosecutors can convict more people than can be incarcerated.