Gaborone (Botswana), May 2 -- Five Indian quartets, who qualified in the bottom half of the teams in each events, will be competing in the World Athletics Relays beginning here on Saturday, looking to book berths for next year's World Championships. The 21-member Indian team has eight women in it. In the mixed 4x100m qualifying round India, spearheaded by Animesh Kujur, have been clubbed with United States, Belgium, Spain, China, France, Poland and Paraguay in the heats. The qualifying races of mixed 4x400m, women's 4x100m, men's 4x100m and men's 4x400m will follow.' In men's 4x400m seasoned campaigners Rajesh Ramesh and Amoj Jacob are back. Manu TS, Dharamveer Choudhary, Theerthesh Shetty, Vishal TK, and Nihal Joel are the other members of...