For Scott Walker, a Consistent Approach Under Tough Questioning

As Gov. Scott Walker of Wisconsin struggled to respond to questions about the president’s patriotism and religion last week, some saw an unprepared presidential hopeful in the national glare — not ready for “the N.F.L.,” as one participant in a Sunday morning talk show put it.

But in Mr. Walker’s home state, his repeated refusal to distance himself from a spurious claim that President Obama does not love America, in multiple interviews over several days, was the latest example of the governor’s ability to state his case and doggedly stick...