Dina Asher-Smiths triple trophy hopes remain alive after the Great Britain 4x100m womens relay squad reached the World Championships final.
Asha Philip, Imani Lansiquot, Ashleigh Nelson and Daryll Neita clocked 42.25 minutes on Friday to come second in their heat behind Jamaica.
After claiming 100m silver on Sunday 200m gold was won by asher-Smith on Wednesday, and shell join the group to Saturdays final in the Khalifa International Stadium.
Philip stated:We are getting ready for your final.
Dina and Kat (Johnson-Thompson) have given everyone a boost. Two gold medals and its a good thing for us
The British guys, who are the defending champions, won their heat in a world-leading time this season of 37.56 seconds.
While a number of the rivals struggled Zharnel Hughes adam Gemili, Richard Kilty and Nethaneel Mitchell-Blake teamed up to produce a fine performance.
Gemili, who came fourth in the 200m final, stated:Im actually great. I feel really refreshing.
It is always an honour to come back out with these guys.
We were looking for salvation, especially myself, following what occurred in the people.
At a surprise the squad of Oshane Bailey, Yohan Blake, Rasheed Dwyer and Tyquendo Tracey, neglected to create the last, while the US squad simply just scraped through.
Formerly, Neil Gourley, British trio Jake Wightman and Josh Kerr attained Sundays 1500m final.
Kerr stated:It felt very good. It was a good deal better than my heat. I felt a lot more confident and pushed back.
We made mistakes but we got through and it is amazing that all three of us are going to be standing around that start line on Sunday.
USAs Dalilah Muhammad won the womens 400m hurdles title in a world record time of 52.16secs.
A memorable gold medal has been for host country Qatar, as Mutaz Barshim claimed victory.
With the crowd at Khalifa Stadium in their toes for every hop, Barshim delivered the functionality that they needed by clearing 2.37 metres on his very first effort, before watching on as his rivals failed to match his campaign.
2 Russians, who are at Qatar as athletes, completed the podium using Mikhail Akimenko carrying the silver and Ilya Ivanyuk that the bronze.
Barshim became the first person to successfully defend the entire world high jump crown
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