India look to take early wickets on day three of the third Test against Australia and Zaheer Khan rattles Matthew Hayden's helmet first ball

Anil Kumble's fourth delivery loops up off Simon Kattich's glove but falls short of Gautam Gambhir at forward short leg

Ishant Sharma's direct his fails to prevent Katich moving to his 10th Test half-century with a scrambled single of Kumble

Australia could not have wished for a better start and Hayden congratulates Katich, who is being caused few problems by India

Hayden begins to open up, guiding Australia through the first hour unscathed and bringing up the 100-partnership with Katich

But India reduce the tourists to 121-1 as Katich comes down the track to dispatch Amit Mishra but is beaten by the spin

Just after lunch, which Australia reached on 151-1, the players dive for cover as a huge swarm of insects engulfs the Feroz Shah Kotla

When play resumes, Ricky Ponting is quickly into his strike and helps continue Australia's impressive performance with the bat

India push for a breakthrough but Kumble fails to hold on to a Hayden drive off Mishra and has to leave the field with a cut finger

Kumble's injury sees Sehwag return to the attack and the leg-spinner strikes traps Hayden lbw and Australia are 202-2

The hosts are keen for a breakthrough before tea but Ponting and Michael Hussey bat watchfully and reach 237-2 at the break

Ponting picks up where he left off after tea and looks set record his 37th Test century

Ponting is eventually undone by a delightful delivery from Sehwag and falls 13 runs short of three figures

The ever-reliable Hussey takes up the mantle for Australia, passing 50 and building an impressive partnership with Michael Clarke

Stand-in captain Mahendra Doni again turns to the spin of Sehwag and he is rewarded when Hussey is bowled by another fine delivery

Australia are grateful to Michael Clarke (pictured) and Shane Watson, who lead the tourists to 338-4 at the close, a deficit of 275