Cook County board president Tony Preckwinkle is poised to seize a job that's done by the man who wears the sheriff's star: responsibility for putting jail detainees on electronic monitoring.

Leading up to and in the wake of Metra executive director Alex Clifford's resignation in June of 2013, a number of public and private bodies investigated or are investigating Metra. All of these efforts are being paid for by taxpayers and Metra riders. Here's a rundown.