Three people were shot inside a popular Mexican restaurant in Brooklyn ast night. The incident occurred around 9:30PM at Tacos 2004 Viva Mexico restaurant; the victims were taken to Lutheran Medical center, where one was pronounced dead (the other two are in stable condition). Apparently two groups had been "exchang[ing] angry words" when one man took out a gun and fired. The restaurant was packed, and one witness said, "There were at least five or......