The recently-deceased John Dingell, the man who spent his entire career fighting for universal health care, was also famous for his Twitter game. If you're not on Twitter, you probably don't know how many fans he had, and why he was so beloved. It's only natural that Twitter is where people meet to honor him and mourn his passing:

Here's the rest of today's news:

And because this week has lasted a year, a guinea pig!