In New York City, Columbia University canceled in-person classes on Monday, April 22 following the arrests of more than 100 people during demonstrations against the Israeli government’s military policies in Gaza. Many of the demonstrators were also critical of President Joe Biden, who has urged Israeli Prime Minister Benjamin Netanyahu to “slow things down” in Gaza but continues to favor military aid to Israel. But Sen. Tom Cotton (R-Arkansas) is blaming Democrats for the demonstrations at Columbia, and like Sen. Josh Hawley (R-Missouri), he is calling for Biden to send in the National Guard. …