Former India opener Gautam Gambhir has gone into self-isolation, awaiting his own COVID-19 test result, after 'someone' at his home contracted the virus. <p></p> <p></p>"Due to a case at home, I have been in isolation awaiting my COVID test result. Urge everyone to follow all guidelines &amp; not take this lightly. Stay safe!"," Gambhir tweeted. <p></p> <p></p>https://twitter.com/GautamGambhir/status/1324573094279847937 <p></p> <p></p>The 39-year-old is based in Delhi and is also a Member of Parliament. He represented India in 58 Tests, 147 ODIs and 37 T20s. <p></p> <p></p>Delhi recorded over 6,700 new COVID-19 cases on Thursday, pushing the infection tally in the city to over 4.16 lakh with 66 more fatalities, the highest in around four months.