Police search students outside Umpqua Community College in Roseburg, Ore., Oct. 1, 2015, following a deadly shooting at the southwestern Oregon community college.
Photo by Mike Sullivan/Roseburg News-Review/AP

How social media reacted to the Umpqua Community College shooting

Updated

At least one gunman killed 13 people and injured at least 20 others Thursday at Umpqua Community College in southwest Oregon, state officials told NBC News.

As news of the mass shooting came in, 2016 presidential candidates, members of Congress, and celebrities tweeted their reactions. Here’s a sample of the conversation:

Umpqua Community College

How social media reacted to the Umpqua Community College shooting

Updated