4x100 Metres Relay Result | IAAF World Championships London 2017

First 3 in each heat (Q) and the next 2 fastest (q)

POS	ATHLETE	COUNTRY	MARK	Reaction Time
1	United States	USA	41.84 Q WL	0.159
2	Great Britain & N.I.	GBR	41.93 Q SB	0.118
3	Switzerland	SUI	42.50 Q NR	0.143
4	Netherlands	NED	42.64 q SB	0.204
5	France	FRA	42.92 SB	0.145
6	Ghana	GHA	43.68 SB	0.123
7	Ecuador	ECU	43.94 SB	0.229
	Nigeria	NGR	DNS

POS	ATHLETE	COUNTRY	MARK	Reaction Time
1	Germany	GER	42.34 Q	0.181
2	Jamaica	JAM	42.50 Q	0.206
3	Brazil	BRA	42.77 Q SB	0.158
4	Trinidad and Tobago	TTO	42.91 q SB	0.151
5	Ukraine	UKR	43.77	0.228
6	Kazakhstan	KAZ	45.47	0.184
	PR of China	CHN	DQ	0.135
	Bahamas	BAH	DNF	0.132