The effort failed on a 26-24 vote with Democrats against and Republicans in support.
Past rulings have "made politicians think there are no boundaries around what they can do." A Wisconsin case may lead to some limits.
It's one of the ways states are trying to address growing concerns about the cybersecurity of voting.
The dream of eliminating the influence of large, private donors from the election equation is pretty much dead. Now campaign finance reformers are shifting their focus.
While Democratic AGs go on the offensive, their Republican counterparts are urging Trump to get even tougher against Obama-era policies.
Stricter rules and penalties for protesting are being considered in nearly half the states.
