IND vs AUS 4th Test highlights: Steve Smith remains unbeaten as Australia stamp authority on day 1 at MCG

That's all we have for you for today. Do tune into our live blog tomorrow for all the action from day 2. Take care!

Steve Smith (68*) and Pat Cummins (8*) will come out to bat tomorrow at the "G".

End of day 1 at the MCG. Australia are 311/6.

Australia are 300 for the loss of six wickets. Pat Cummins is the new batter in.

Akash Deep gets the wicket of Alex Carey. Australia are one shy of 300 and are six down now.

Alex Carey and Steve Smith have added 50 runs for the sixth wicket. Australia are 296/5.

The second new ball has been taken and Jasprit Bumrah is back into the attack. 

The second new ball is due now. Australia are 298/5.

Australia are 279/5 and the players break for drinks.

Steve Smith gets to his fifty. Australia are 254/5 after 71 overs.

Jasprit Bumrah gets Mitchell Marsh for 4 off 13 balls. Australia are 246/5.

Travis Head falls to India's pace spearhead Jasprit Bumrah. Head goes for a seven-ball duck. Australia are 240/4.

Travis Head has made his way into the middle.

Labuschagne departs after scoring 72 off 145 balls. Australia are 237/3.

Australia are 237/2 after 65 overs. Marnus Labuschagne is batting on 72 and Steve Smith is on 42.

India have only one review remaining as they have already burnt two.

Labuschagne and Smith have added 54 runs for the third wicket. India are in trouble.

Australia have breached the 200-run mark. Australia are 200/2 after 57.2 overs.

Marnus Labuschagne has reached his fifty. Australia are 191/2 after 55.2 overs.

Play has resumed after tea and Labuschagne is closing in on his fifty.

It's time for a sip of tea on day at the MCG.

Marnus Labuschagne (44*) is looking dangerous and so is Steve Smith (10*). Australia are 176/2 after 53 overs.

Usman Khawaja (57) departs after scoring a fifty. Jasprit Bumrah strikes!!! Australia are 154/2 after 44.1 overs.

Australia are 154/1 after 43 overs.

Marnus Labuschagne and Usman Khawaja have added 50 runs in 115 balls for the second wicket. Australia are 140/1 after 38.3 overs.

India are desperate for a breakthrough as Usman Khawaja and Marnus Labuschagne are piling on the pain. Australia are 138/1 after 38 overs.

Usman Khawaja brings up his first fifty of the ongoing series. Australia are 127/1 after 33.4 overs.

Marnus Labuschagne is taking his time and batting on 12 off 24 balls. He is trying to get his eye in after lunch. Australia are 112/1 after 29 overs.

Akash Deep and Jasprit Bumrah are operating in tandem for India after lunch. Australia are 112/1 after 26 overs.

The play has resumed after lunch. Rohit Sharma gives his players a pep talk and out come India on the field.

The players and umpires are heading over for lunch. Australia are 112/1 after 25 overs.

Australia breach the 100-run mark in the 22nd over. Australia are 103/1 after 22 overs.

Marnus Labuschagne has walked into bat and he joins Usman Khawaja.

Ravindra Jadeja dismisses Sam Konstas for 60 off 65 balls. Australia are 89/1 after 19.2 overs. Jadeja pins him in front of his stumps.

Ravindra Jadeja is into the attack and Australia are 78 for no loss after 15 overs.

Sam Konstas has completed his half-century on Test debut. Australia are 75/0 after 13.2 overs.

Mohammed Siraj is continuing with his fourth over. Australia are 26/0.

• 17y 239 days: Ian Craig vs South Africa, Melbourne, 1953
• 18y 193 days: Pat Cummins vs South Africa, Johannesburg, 2011
• 18y 232 days: Tom Garrett vs England, Melbourne, 1877
• 19y 85 days: Sam Konstas vs India, Melbourne, 2024
• 19y 96 days: Clem Hill vs England, Lord's, 1896

Sam Konstas hits the first six of the match as he reverse ramps Jasprit Bumrah for a six over the slip cordon. Australia are 22/0 after 6.4 overs.

Sam Konstas is constantly trying to play the reverse ramp against Jasprit Bumrah and missing it by whiskers.

1. 17y 239d - Ian Craig vs SA Melbourne 1953
2. 18y 193d - Pat Cummins vs SA Joburg 2011
3. 18y 232d - Tom Garrett vs Eng Melbourne 1877
4. 19y 85d - Sam Konstas vs Ind Melbourne 2024
5. 19y 96 - Clem Hill vs Eng Lord's 1896

Australia Playing XI: Usman Khawaja, Sam Konstas, Marnus Labuschagne, Steven Smith, Travis Head, Mitchell Marsh, Alex Carey (wk), Pat Cummins (c), Mitchell Starc, Nathan Lyon, Scott Boland

India Playing XI: Yashasvi Jaiswal, Rohit Sharma (c), KL Rahul, Virat Kohli, Rishabh Pant (wk), Ravindra Jadeja, Nitish Kumar Reddy, Washington Sundar, Jasprit Bumrah, Mohammed Siraj, Akash Deep.

Pat Cummins calls it right and Australia win the crucial toss.

Australia decide to bat first.

Washington Sundar replaces Shubman Gill for India in the only change to their playing XI. 

Sam Konstas has received his baggy green and is set for his international debut for Australia.

Here's how the wicket looks for the boxing day Test at the MCG in Melbourne.

Sam Konstas is the latest entrant into the Australian men's Test team. The 19-year-old was a part of the Australia side that won the U19 Men's World Cup 2024. 

Usman Khawaja, Sam Konstas, Marnus Labuschagne, Steve Smith, Travis Head, Mitch Marsh, Alex Carey (wk), Pat Cummins (c), Mitchell Starc, Nathan Lyon, Scott Boland

Hello and welcome to the fourth Test of the ongoing Border-Gavaskar Trophy between India and Australia. Both teams are meeting each other at the MCG in Melbourne. Stay tuned to our live blog for all the latest updates.