data-mm-id=”_awn2egv3k”>Ron DeSantis' flagging presidential campaign has had a rough go of it lately. The once potential GOP nominee has seen his polling numbers drop like a rock, his debate performances have been ridiculed online, many senior officials have bolted his campaign and, on Sunday, he was relentlessly heckled by a woman during a speech in Iowa. As the woman took DeSantis to task, he kept engaging, at one point asking her to stop, then saying, "I'm doing my thing." He tried to ignore her and continue but no one was actually paying attention to what he was saying. For some reason, security or members of DeSantis' deal didn't remove her and she just kept going. Watch:Desantis heckled in Iowa this afternoon with less than a month to go before the c…