. >> reporter: mercedes flores wanted to be a party planner and work with her brothers, who were deejaysane tomlinson brought music to the world with his band frequency. juan ramon gear row and drew were planning to marry. their families are now planning a joint she graduated third in her prep school class and committed to play college basketball. she was the massacre's youngest victim. >> we are learning more about the orlando gunman, omar mateen. he claimed connections to isis but also connections to other extremist groups considered enemies of the islamic state. one co-worker at the security firm where he was employed said he was an angry, profane colleague who threatened violence. >> reporter: fbi agents and technicians are examining omar mateen's cell phone and computer as they try to track who he was talking to and what he was reading in the weeks and days before the attack. sources tell cbs news the 29-year-old was active on social media and on the internet. the fbi has found evidence he may have researched disney world as a possible target before choosing the pulse nightclub. inv

mercedes marisol-flores wanted to be a party planner and worked with her brothers who are deejays. ♪hane tomlinson brought music to this world with his band "frequency." peter gonzalez-cruz loved to dance and he taught folks how to salsa. edward sotomayor, they called him "top-hat eddie," worked for a gay travel agency, helping people see the world. juan ramon guerrero and drew lienan were planning to marry. their families are now planning a joint funeral. jason josaphat was just 19. computer savvy, loved photography, his uncle said he was very excited about his journey, a journey that has ended all too soon. 49 lives, 49 futures, lost. of the 53 people who were wounded tonight, 34 are still in hospitals. but we spoke with surgeons today who tell us they are now optimistic that all will survive. we also spoke today with the orlando police chief jon mina, who filled us in on what we didn't know about the assault on the club called pulse and the police counter-attack against the killer, omar mateen. mateen opened fire inside the club just after 2:00 a.m. ( gunfire ) a uniformed off-dut

mercedes marisol flores wanted to be a party planner and worked with her brothers.ere djs. ♪ ♪ shane tomlinson brought music to this world with his band, frequency. peter gonzalez cruz loved to dance and he taught folks how to salsa. edward sotamayor, top hat eddie worked for a gay travel agency helping people see the world. juan ramon guerrero and drew were planning to mary. their families are now planning a joint funeral. jason josaphat, computer savvy, loved photography, his uncle said he was excited about his journey. a journey that has ended all too soon. 49 lives, 49 futures, lost. of the 53 people who were wounded. 34 are in hospitals. we spoke with surgeons today who tell us they are now optimistic that all will survive. we also spoke today with the orlando police chief john mina who filled us in on what we didn't know about the assault on the club called pulse. and the police counterattack against the killer omar mateen. mateen opened fire inside the club just after 2:00 a.m. [ gunfire ] a uniformed off-duty officer working as a bouncer returned fire and ca

mercedes flores was 26 and went to the pulse nightclub every week. a local college student and wanted to be a party planner and with her two brothers djs. flores family spent hours to find out if she survived and while they were waiting they read a list of names at the hospital and her name was not read and they got word the next day that she passed away. >> her best friend also killed amanda alvear. she shared snapshot of her evening out and the very last snapshot included the sound of rapid gunfire heard in the background. mercedes benz flores and amanda alvear, we share your name. >> and we are sharing the stories on facebook and instagram with we speak your name. you can share them as well and we will be right back. >> this portion of ktvu sponsored by california phones. >>> a federal appeals court upheld so call open internet regulations that support net neutrality. it was brought by groups against the fcc. various public interest groups are calling it a victory for consumers because it backs the idea that phone and cable companies should treat the traffic on the network equally

you want to jump in the television and be with her but you can't. >> mercedes flores, her best friends also killed. amanda tried to save mercedes' life. brian and his parents were told that by another friend, a woman who survived the attack. >> the shooting started, she grabbed amanda's hand, they bolted towards the door, amanda turned around and said mercedes was missing so she was going to go back and get mercedes and they said okay and they split up and that was the last they saw her. >> she did something so brave that she went to look for her friend instead of leaving. i'm wondering if that gives you comfort right now. >> it does. i mean, that's what anyone in our family would have done. that's how we are. that's how my parents raised us. if i was there with my best friend, i'd like to think i'd do the same thing and i would. and i'm glad that my sister did. >> it's amanda alvear. i can't imagine how the parents are coping. >> reporter: they're such a nice family. i talked to the father for a little while. he wasn't ready to go on camera yet. he said it's an absolute nightmare he'

want to be there for her, and you can't. >> reporter: one of the friends amanda was with at the club was the women on the right, mercedes flores life. brian and his parents were told that by another friend, a woman who survived the attack. >> the shooting started. she grabbed amanda's hands. they bolted towards the door. they almost got there, and amanda turned around and said mercedes was missing. she was going to go back to get mercedes, and the friend went, okay. i'm going to meet everybody outside. they split up and that's the last she saw her. >> you saw her those last seconds and you know from her friend that she did something so brave, that she went to look for her friend instead of leaving. and i'm wondering if that gives you comfort right now. >> it does. i mean that's what -- that's what anyone in our family would have done. that's how we are. that's how my parents raised us. i mean if i was there with my best friend, i'd like to think i'd do the same thing, and i think i would. and i'm glad that my sister did. >> reporter: gary tuchman, cnn, orlando. >> devastating. >>> coming up, reeva steenkamp's father makes a te