LANSING, Mich. — Three laws meant to keep guns from minors and those considered a risk to themselves or others will take effect in Michigan on Tuesday, but their actual implementation is expected to take time as police, prosecutors and the courts become familiar with the new rules. The three laws, including the so-called red flag law that allows some guns to be temporarily confiscated, become law on the one-year mark of a shooting that claimed the lives of three students and seriously wounded five others on Michigan State University’s campus. The laws moved swiftly through the House and Senate…