Transcript for Social media unites people after deadly Manchester blast

Back now with more on the bombing at the Ariana grande concert. The queen has just released a statement saying, quote, the whole nation has been shocked by the death and injury in Manchester last night of so many people, adults and children who had just been enjoying a concert. I know I speak for everyone in expressing my deepest sympathy to all affected by this dreadful event and especially to the family and friends of those who died or were injured and also thanked all the members of emergency services who have helped and also members from the music community. They're sharing their messages, as well. A lot have reached out. Nicki Minaj tweeted out, my heart hurts for my sister, Ariana and every family affected by this tragic event in the uk. Innocent lives lost, I'm sorry to hear this. Cher chimed in saying my prayers go out to people of Manchester. Had special times there from youth and beyond and the #prayformanchester been trending with over a million tweets in the sial media community also helping reunite loved ones. Facebook launching its safety check feature and there were 12 million total tweets about Manchester throughout the night. So many of those tweets were about reunions and reuniting everyone missing. Amy, I know you said you've seen some acts of kindness there in Manchester since you've been there. It's true. I mean, any time you have an unfortunate act of terror, you see these communities and Manchester especially respond with acts of kindness and we've seen strangers helping strangers. There were thousands of people stranded here when that concert -- when that bomb went off. The tapes shut down, mass transportation shut down and so people had no figure out what to do, where to sleep as they were searching frantically for their loved ones. You saw the people of Manchester come together, reach out offer those free taxi rides, free hotel rooms, you can stay on my couch. You can come into my home and they treated each other like family, complete strangers and so that continues today. It's a beautiful spring day here and despite the horrific scene, just a few miles from me right now there is a lot of beauty in this community still this morning, guys. Good to hear that, Amy. It's kind of like when you go on social media after something like this. People are just reaching out. You just -- you can feel this universal hug, everybody trying to lift each other up to do whatever they can. Absolutely. Coming up much more on the

This transcript has been automatically generated and may not be 100% accurate.