The attorney for the man who sold what would become the deadly weapon in a mass shooting in New York City earlier this week said his client legally sold his co-worker the gun.

The NFL released a statement Wednesday expressing gratitude for a flood of support it received after its headquarters at a Midtown Manhattan high-rise was targeted in a mass shooting Monday evening. “The NFL is deeply grateful for the global outpouring of support following the tragic act of violence at the New York City building that houses our league office among other organizations,

The NFL released a statement about the mass shooting at its NYC headquarters Monday night, which left four dead, including a police officer.