[JURIST] Specialist Jeremy Morlock [JURIST news archive] pleaded guilty Wednesday to three counts of murder as part of a plot contrived with fellow soldiers to kill Afghan civilians. At the court-martial, held at Joint Base Lewis-McChord [official website], Morlock also pleaded guilty [AP report] to one count each of assault, conspiracy, obstructing justice and illegal drug use in exchange for a maximum sentence of 24 years in prison. According to the plea-agreement [AP report], Morlock agreed to testify against his…