Events from the year 1972 in Michigan. The Associated Press (AP) and United Press International (UPI) each selected the top news stories in Michigan for 1972 as follows: 1. * The court order issued by federal judge Stephen Roth requiring cross-district busing throughout metropolitan Detroit (AP-1, UPI-1); 2. * The beginning of the Michigan Lottery (AP-2, UPI-4); 3. * The defeat of Proposal B that would have amended the state constitution to liberalize Michigan's abortion law (AP-3, UPI-3); 4. * George Wallace's victory, attributed to the busing issue, in the 1972 Democratic Party Presidential primary with 51% of the vote (AP-4, UPI-2 [elections]); 5. * The defeat of a ballot proposal that would have changed Michigan's system of funding public education, placed a cap on property t