Details about the gunman who killed at least 26 people in a church south of San Antonio Sunday and what led up to the deadliest shooting in Texas history rolled out in a series of updates Monday.

Information about the victims slain at First Baptist Church in Sutherland Springs and suspected gunman Devin Patrick Kelley's past have taken shape as reports from the field came in. 

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Latest updates: Sutherland Springs church shooting

Media: San Antonio Express-News

Reporters have learned where Kelley worked as well as his prior criminal history. Information about the victims in the slaying have also began to trickle out as the hours pass.

See the biggest developments so far in the slideshow above.