What does this bullshyte talking point have to do with being on the floor of the US Senate?

The best way to sum up this whole debacle is to understand that Senator Schumer’s desire for Lev Parnas to attend the Senate trial apparently cannot be accommodated because Mr. Parnas has an electronic ankle bracelet imposed upon him by the court. You can’t make this up.

— Lindsey Graham (@LindseyGrahamSC) January 29, 2020

Do ankle bracelets not work there for some reason?