Wildwood Mayor Pete Byron on Sunday said at least two people were killed following a pop-up car rally in the city. Byron said the incident occurred Saturday night during a string of car crashes related to an “unsanctioned” car meet-up event known as H2oi or, H20i, or H2022. “It’s been a pretty hectic last 24, 48 hours and I do not have any more information right now besides these two unfortunate deaths,” Byron told NJ Advance Media midday Sunday. “They were in a golf cart but I don’t believe they were (in the rally).” Byron said additional information on the identities of those killed or the n…