Ailing singer Randy Travis' brother, David Traywick, was arrested after police found a meth lab in his home.
CBS news and The Associated Press report that Union County Sheriff's department investigators searched Taywick's home after being tipped that a meth lab was on the premise.
Traywick, his wife Jessica and two other unidentified women were also arrested and charged with drug trafficking and placed in jail with bond set at $500,000 apiece.
This is the second methamphetamine arrest for Traywick, who must appear in court Wednesday. He was arrested last September for having a smaller, makeshift meth lab.
Traywick's Grammy Award winning brother Randy is still in critical condition and recovering at The Heart Hospital Baylor Plano after suffering a complications from cardiomyopathy.