Viewing to be held tonight for fallen Philadelphia firefighter Sean Williamson The Citizen 4 years ago Lieutenant Sean Williamson died when a building came crashing down on top of him. Source: ABC News 6 Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on LinkedIn (Opens in new window) LinkedIn Print (Opens in new window) Print Remembering Sean Williamson: Firefighter killed in building collapse to be laid to rest MondayDateJune 27, 2022In relation toRobesoniaOfficials identify Philadelphia firefighter killed after building collapse in FairhillDateJune 18, 2022In relation toRobesoniaWilliamson scores 37 points, Pelicans beat 76ers 101-94DateApril 9, 2021In relation toRobesonia