Thu, 08/22/2024 - 01:14 Tech Insider Politics Former President Barack Obama made a suggestive hand gesture while slamming Donald Trump's "weird obsession with crowd sizes" during his speech at the Democratic National Convention on Tuesday.Thomas A. Ferrara/Newsday RM via Getty Images; Adam Gray via Getty Images Tags politics, insider-news, barack-obama, donald-trump Source Obama improvised the viral size joke about Trump at the DNC, his speechwriter s…