Yamato's gaze flicks from Cisco to Barry, and then back again, as he mulls that thought over.

"I guess it's plausible that Infected Digimon probably produce a really strong electromagnetic field," he says after a moment. "And if my Crest detected the MRI's electromagnetic field all around me, but couldn't trace it back to an actual Digimon, it'd be a short leap to assume I was Infected and it was in danger."