World: Carter, Frater, Blake, Bolt JAM 37.04 
American: Marsh, Burrell, Mitchell, Lewis USA national team 37.40 

Final

PLHPLSquadTeamFinal
11(1)ATupelo43.14
22(1)AMemphis University School43.14
31(2)AOxford43.88
41(3)AOlive Branch44.31
51(4)ACordova44.38
61(5)ADeSoto Central44.42
74(1)AColumbus44.44
83(1)ANorth Panola44.63
93(2)AGreenwood44.89
103(3)AWingfield45.33
114(2)ASouth Panola45.41
124(3)AJim Hill45.48
134(4)AMurrah45.61
142(2)AWest Bolivar45.99
153(4)AMemphis Health/Science46.07
162(3)ABriarcrest46.24
173(5)ALafayette46.33
182(4)APort Gibson47.68
193(6)ABooneville48.05
202(5)AHattiesburg48.87
214(5)ASt. Joe 349.38
223(7)AGreenville-Weston49.69
1()ANoxubee CountyDNS
1()AStarkvilleDNF
1()AKirbyDNS
2()AMarionDNS
2()ALeflore CountyFS
2()AGrenadaDNS
3()ASimmonsDNS


Final Heat: 1 Wind: -0.5

PLHPLSquadTeamFinal
11ATupelo43.14
32AOxford43.88
43AOlive Branch44.31
54ACordova44.38
65ADeSoto Central44.42
ANoxubee CountyDNS
AStarkvilleDNF
AKirbyDNS


Final Heat: 2 Wind: +0.7

PLHPLSquadTeamFinal
21AMemphis University School43.14
142AWest Bolivar45.99
163ABriarcrest46.24
184APort Gibson47.68
205AHattiesburg48.87
AMarionDNS
ALeflore CountyFS
AGrenadaDNS


Final Heat: 3 Wind: +0.0

PLHPLSquadTeamFinal
81ANorth Panola44.63
92AGreenwood44.89
103AWingfield45.33
154AMemphis Health/Science46.07
175ALafayette46.33
196ABooneville48.05
227AGreenville-Weston49.69
ASimmonsDNS


Final Heat: 4 Wind: +0.8

PLHPLSquadTeamFinal
71AColumbus44.44
112ASouth Panola45.41
123AJim Hill45.48
134AMurrah45.61
215ASt. Joe 349.38