As waves of schools and businesses around the country are cleared to reopen, college towns are moving toward renewed shutdowns because of too many parties and too many COVID-19 infections among students. With more than 300 students at the University of Missouri testing positive for the coronavirus and an alarming 44% positivity rate for the surrounding county, the local health director Friday ordered bars to stop serving alcohol at 9 p.m. and close by 10 p.m. Iowa’s governor has ordered all bars shut down around The University of Iowa and Iowa State, while the mayor of Tuscaloosa, Alabama, did the same in the hometown of the state’s flagship university.