New Delhi: A 56-year-old IRS officer allegedly committed suicide by drinking an "acid-like substance" in his car in Delhi's Dwarka area on Sunday, police said.A suicide note recovered from his car mentioned that he feared that he might "spread COVID-19" to his family and does not want them to suffer because of him, they said.He had got himself tested for COVID-19 a week ago and the report came out negative but he was scared that his family might get infected of the deadly virus because of him, a senior police officer said.The incident was reported at Dwarka South police station regarding a man lying unconscious in a car, police said, adding that he was taken to a nearby hospital where he was declared brought dead, police said.Initial.