. >> reporter: this room belonged to sarah katz, a 21-year-old college student. it's been a way since september 10th, 2022, when her parents, jill and michael, got a devastating phone call. take us back to that day. what happened? >> on the saturday, we went to our friends and were having a barbecue. it was outside. and i saw my phone ring. answered the phone. it's one of sarah's friends saying sarah had just arrived at a restaurant and collapsed. so we got in the car, drove like crazy. >> reporter: what happened when you got to the trauma center? >> the doctor came. that was when we first heard that she had quite an episode at the restaurant. they weren't able to resuscitate her. in the hospital she had another cardiac arrest. the doctor came back, said they were going to stop the resuscitation. in total disbelief, which we still are to some degree, even though the time's flown, gone by -- >> the main so is hard and so deep. it's not something you get better from. some people say, time is all-healing. it's not. there's no healing. it's just acclamation. >> repor

one is from the family of sarah katz, a college student who died back in 2022. >> the pain is just sod and so deep. it's not something you get better from. some people say , oh, time has has all healing. it's not. there's no healing. it's just acclimation. >> lawsuits claim the drink was not advertised as an energy drink and had the equivalent of 30 teaspoons of sugar. panera says it stands by the safety of its drinks. >> the government's push to potentially ban tiktok has hit a new legal hurdle. abc's andrea fujii reports. >> this morning, tiktok fighting back, suing the government over a potential u.s. ban. >> tiktok is suing the united states government over the ban. and can i just say on behalf of all of us, thank you. thank you. someone had to do it. >> the social media platform and its chinese parent company, bytedance, claimed the proposed ban is unconstitutional and bars every american from participating in a unique online community with more than 1 billion people worldwide. president biden signed a law last month that would ban tiktok unless it sold to a non-chinese buyer in