Section 65-3-71.74 - Portions of Mississippi 304 Spur in Tunica County designated "Martin Luther King, Jr., Memorial Highway."(1) The Mississippi Highway 304 Spur in Tunica County is designated and shall be known as the "Martin Luther King, Jr., Memorial Highway."(2) The Mississippi Department of Transportation shall erect and maintain appropriate signs along and approaching the segment of highway described in subsection (1) of this section. Laws, 2002, ch. 628, § 1, eff. 4/25/2002.