Fox News  reporter  Jesse Watters and Huffington Post s Washington Bureau Chief Ryan Grim got into a heated confrontation following last night s White House Correspondents  Dinner.The Washington Post reports that punches were thrown as the two  flailed around,  ultimately  upending a table and bumping into several people. While no one seems to have captured the fight on video, Washington Post reporter Dave Weigel managed to get a photo of what looks like Watters getting his ass kicked by Grim.Image credit: screen capture, Dave Weigel via TwitterThe Washington Post reports that the two men were among a group of WHCD attendees who had gathered in a heated tent outside the main party area.The fight broke out after Grim said he recognized Watters as the  ambush journalist,  who  engineered an on-camera confrontation of writer Amanda Terkel, now a HuffPo colleague of Grim. Terkel describes how Watters, an O Reilly Factor correspondent, stalked, ambushed, harassed and accosted her in this Think Progress article.Upon recognizing Watters at the WHCD, Grim decided to give Watters a taste of his own medicine.According to witnesses who spoke with the Washington Post, Grim approached Watters,  whipping out his camera phone and filming him. Grim later posted to Twitter that  ambush guy  didn t take well to being ambushed himself.Image credit: screen capture Ryan Grim, via TwitterOnce the confrontation became physical, a crowd of bystanders intervened to keep the peace.The Washington Post reports that RNC executive director Sean Spicer stepped in to separate the two men, during what he described as an effort to  stay true to the party venue. The Washington Post reached out to Watters for comment, but did not get a response.They did reach Grim, who was described as  unrepentant. Ambush guy can t take getting ambushed,  he said.  Maybe he should think about his life choices. Image credit: Dave Weigel via Twitter