our special correspondent joey chen is in philadelphia. it's the big kids versus the littles at this saturday morning scrimmage of the philly suns. and these guys are clearly the underdogs. but the littlest players in chinatown are up for a fight. they're twice our size, but we don't give up a rallying cry echoed by chinatowns other outsized team leading their fight is activist debbie way. it's an existential threat. it will destroy chinatown. what she calls a threat is a $1.5 billion arena complex planned by the owners of the philadelphia 76 ers to be built right next to chinatown. developers promise it will bring jobs and new energy to a struggling district. but chinatown activists fear the arrival of a juggernaut. it's literally next door to the first business of chinatown. xu lin takes us on a walk in the neighborhood. he's called home for more than two decades, where his kids now go to school, where he, along with ten siblings and cousins of all, started small businesses, including his restaurant bubblefish chinatown is is our connect