MILWAUKEE (AP) — President Barack Obama worked to squash GOP hopes for a resurgence in pivotal Wisconsin on Saturday, pushing back against his GOP rival’s complaints about an overly intrusive government and attracting his biggest crowd of the campaign. Mitt Romney took precious time away from campaigning in the battleground states to troll for cash in California and kept up his criticism of the president for fostering a culture of dependency. The president faulted Romney for advancing a top-down economic approach that “never works.” “The country doesn’t succeed when only the folks at the very top are doing well,” he …