In the same state as another shooting occurred just the day before, 50 people have been killed at a nightclub in Orlando, Florida after a gunman opened fire.

The shooting occurred at a LGBT nightclub, Pulse Orlando, and the shooter, Omar Mateen, shot and killed 50 people before police were able to return fire and kill him. 53 people have been wounded. In the wake of the double tragedy, in which singer Christina Grimmie died June 11 after being gunned down after a concert, social media has been abuzz with comments and messages of condolences.

As the shooting occurred, the nightclub’s social media page told everyone to “get out of pulse and keep running.”

Actor Kevin McHale posted on Instagram, telling everyone his “heart aches for the families and friends of everyone involved.”

Singer Adam Lambert posted, “My thoughts and prayers are w my brothers and sisters who were at Orlando’s Pulse Nightclub. RIP to those who lost their lives.”

John Legend also shared his condolences and thoughts in the wake of the shooting.

The shooting occurred past midnight June 12 at the nightclub. Investigation is currently underway into the motive for the attack.