Photo Gallery: See photos from day 12 of Alex Murdaugh's murder trial

A South Carolina Law Enforcement Division (SLED) Officer stands outside of the Colleton County Courthouse this morning. (Mark Sims for Fox News Digital )

People are coming from all around to vie for a seat in the courtroom for the double murder trial of Alex Murdaugh. (Mark Sims for Fox News Digital)

Alex Murdaugh seems to be in a jovial mood as he is let out of the transport van. (Mark Sims for Fox News Digital )

Lynn Murdaugh, John Murdaugh, Brooklynn White and Buster Murdaugh (L-R) arrive. (Mark Sims for Fox News Digital )

Alex Murdaugh listens to his friend Chris Wilson's testimony. (Joshua Boucher/The State/Pool)

Michael "Tony" Satterfield talks with his attorney Eric Bland. (Andrew J. Whitaker/The Post and Courier/Pool)

Judge Clifton Newman watches at Chris Wilson gives his witness oath. (Andrew J. Whitaker/The Post and Courier/Pool)

Prosecutor Creighton Waters asks questions to Chris Wilson. (Andrew J. Whitaker/The Post and Courier/Pool)

Prosecutor Creighton Waters questions Chris Wilson. (Joshua Boucher/The State/Pool)

A promise note between Chris Wilson and Alex Murdaugh for full payment is presented in court. (Andrew J. Whitaker/The Post and Courier/Pool)

Alex Murdaugh wipes away a tear, he and his attorney Dick Harpootlian listen to Chris Wilson’s testimony.  (Andrew J. Whitaker/The Post and Courier/Pool)

Defense attorney Phillip Barber cross-examines Dwight Falkofske, FBI electronics engineer. (Andrew J. Whitaker/The Post and Courier/Pool)

Prosecutor Creighton Waters holds his folding reading glasses on a podium. (Joshua Boucher/The State/Pool)

A text message between Chris Wilson and Alex Murdaugh is presented in court. (Andrew J. Whitaker/The Post and Courier/Pool)

Buster Murdaugh and Brooklynn White return from lunch. (Mark Sims for Fox News Digital )

Prosecutor John Conrad listens to testimony from FBI Agent Dwight Falkofske. ( )

Alex Murdaugh looks down intently during the proceedings. (Joshua Boucher/The State/Pool)

Alex Murdaugh is led out of the Colleton County courthouse at the end of day 12. (Mark Sims for Fox News Digital )