15 of the 94 precincts are in Holmes County (county seat Lexington); the county to the east, Attala, went for McD; the other counties surrounding it were carried by Cochran.
WLOX:
Jackson County Thad Cochran 10,035 (51%) v Chris McDaniel 9,817 (49%) w/100% reporting
McDaniel 177,452 Cochran 181,907 10 Counties left at less than 100%
McDaniel 177,709 Cochran 182,507 8 Counties left at less than 100% Cochran leading in six of them. Four less than 90+% to report.