NEW YORK — “You need to cool off a bit before we talk,” New York city mayoral candidate Kathryn Garcia told me as we both sat in her giant air-conditioned van, recovering from a press conference in 90° F weather, regretting our clothing choices for the day.

Earlier, she and Andrew Yang had given a 20-minute press conference on a shadeless sidewalk in Lower Manhattan, explaining their surprising decision to campaign with each other — but without her giving an endorsement to Yang, as...

Continue Reading A view from the van: On the road with New York mayoral contender Kathryn Garcia