By Sarah K. Burris WASHINGTON, D.C. — Sen. John Cornyn (R-TX) said Monday that the Senate’s legislation to try and fix mass shootings wasn’t a gun bill. Instead, Cornyn says that the new legislation is actually a mental health bill. The deal struck by the super-majority of 60 lawmakers will deny weapons to those who are mentally ill. Currently, the laws in place mandate that guns can only be taken away from those who are institutionalized. Oklahoma is the only state in the U.S. that has a law that bans such laws. It also limits the ability for the mentally ill to purchase assault rifles with …