. >> reporter: in dearborn, michigan, his son yehya says he can barely watch the videos his dad sendsy out of gaza to escape violence. he had no idea they'd be caught up in it again. >> i know my father-in-law got sick the other day. he does have diabetes, high blood pressure. it's hard for him to be in those kind of conditions without being able to have regular meals. take his medication. things like that. he really does need to come home. >> our family also has signified how the situation is getting worse. they're fearing their lives. they've experienced horrible trauma and ptsd. the fear of the unknown, that they might not make it back home. >> i used to buy water to drink. now no more water to drink. we have to drink saltwater. >> reporter: yehya and his wife say the united states must do something. they're petitioning the government to go rescue their dad and all americans in gaza. >> you know, we thought that it was very important to facilitate the federal lawsuit in order to add more urgency to the case. so we had to take immediate action. >> we helped everybody get out of isra