The Big Ten has come down hard on Michigan State, issuing the university the largest fine the conference has ever handed out in wake of the postgame altercation at Michigan on Oct. 29. In an announcement released on Monday afternoon, more than four weeks after the incident, the Big Ten revealed it had levied a $100,000 fine against Michigan State. “The Big Ten Conference has a standard of excellence both academically and athletically that has been built over 127 years,” Big Ten Commissioner Kevin Warren said in a statement. “Our standards require that our student-athletes, coaches and staff me…