Illinois faces demographic crisis as young population dwindles, with median age rising to 39.4 while Gov. Pritzker works to retain college students who often leave the state permanently.

May 6, 1985 The State of Illinois Center, shown in 1983, was a 17-story, 1.2 million-square-foot building bound by Lake, LaSalle, Randolph and Clark streets and the pet project of Gov. Jim Thompson.

Under proposed legislation, Illinois would explore the viability of reducing reliance on the state's gas tax by putting in place a "road usage charge," essentially a tax on the number of miles driven.