LANSING, Mich. (AP) - Amtrak is including free Wi-Fi for train passengers traveling through Michigan and three other Midwest states. MLive.com reports that the rail service made the announcement Monday and that the Michigan Department of Transportation has spent about $1 million to install Wi-Fi on the trains. State Transportation officials anticipate that the free Internet connection will translate into more revenue through increased passenger train ridership. Amtrak has three routes in Michigan. The rail service says Wi-Fi also is now available on routes in Illinois, Missouri and Wisconsin. MLive.com says about 85 percent of Amtrak passengers in the United States now have Wi-Fi access.