<p>Stefanos Tsitsipas stormed into his third Australian Open semi-final with a blistering straight-sets victory over Jannik Sinner on Wednesday.</p>.<p>The Greek fourth seed played his best tennis yet in the year's opening major to romp past the 11th-seeded Italian 6-3, 6-4, 6-2 in 2hr 6min and into a semi-final against either Daniil Medvedev or Felix Auger-Aliassime.</p>.<p><strong>Check out DH's latest videos:</strong></p>
<p>Stefanos Tsitsipas stormed into his third Australian Open semi-final with a blistering straight-sets victory over Jannik Sinner on Wednesday.</p>.<p>The Greek fourth seed played his best tennis yet in the year's opening major to romp past the 11th-seeded Italian 6-3, 6-4, 6-2 in 2hr 6min and into a semi-final against either Daniil Medvedev or Felix Auger-Aliassime.</p>.<p><strong>Check out DH's latest videos:</strong></p>