Ariana Grande says love and unity is the medicine the world needs following her "One Love Manchester" concert. The pop star returned to the city today where a suicide bomber killed 22 people after her show on May 22nd. An emotional Grande thanked her fans for "being so loving, strong, and unified." Grande, Justin Bieber, Miley Cyrus, Coldplay and more performed to raise money for the victims of the attack. She closed the show by singing "Somewhere Over The Rainbow." About 50-thousand people attended the sold-out event. Organizers expected to raise more than 3-million dollars.
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