While there's no doubt there's MUCH worse, don't forget that crooked little PoS is right there with that Treasonous "Mormon" when it comes to being heavily "influenced" by those crooked for-profit "colleges":

Marco Rubio Went to Bat for Corinthian Colleges

The Florida senator sent a letter last summer to the Department of Education asking it to "demonstrate leniency" with the now-shuttered for-profit college network. Bloomberg: https://archive.is/wip/murLO

Corinthian Colleges Donated $27,000 to Boost Rubio July 20, 2015

The defunct Corinthian Colleges, a controversial for-profit chain, donated $27,600 in contributions over five years to various political operations related to U.S. Senator Marco Rubio, a Florida Republican and presidential hopeful, Bloomberg reported. The article said $15,000 of the donations went to Rubio's Reclaim America PAC. Corinthian also gave money to Rubio when he was running for the Senate. https://archive.is/wip/BPDRR

https://www.insidehighered.com/quicktakes/2015/07/20/corinthian-colleges-donated-27000-boost-rubio