<p>Usha was killed on the intervening night of November 11 and 12 by her brother-in-law Diwan Singh (20) at her residence in Okhla Industrial Area.<br /><br />She was first hit with an iron pipe and then strangulated, police said.<br /><br />Diwan, who has now been arrested, initially attempted to mislead the investigation by terming it as a suicide<br /><br />However, during interrogation, Diwan confessed he had an "illicit relationship" with Usha and that he killed her as he feared he would be exposed, police said.<br /><br />He told interrogators that Usha's husband was an alcoholic and was under treatment at a De-addiction Centre and during his absence both had developed a relationship.</p>.<p>One day Usha informed Diwan that she was pregnant. Diwan panicked and decided to eliminate her.<br /><br /></p>
<p>Usha was killed on the intervening night of November 11 and 12 by her brother-in-law Diwan Singh (20) at her residence in Okhla Industrial Area.<br /><br />She was first hit with an iron pipe and then strangulated, police said.<br /><br />Diwan, who has now been arrested, initially attempted to mislead the investigation by terming it as a suicide<br /><br />However, during interrogation, Diwan confessed he had an "illicit relationship" with Usha and that he killed her as he feared he would be exposed, police said.<br /><br />He told interrogators that Usha's husband was an alcoholic and was under treatment at a De-addiction Centre and during his absence both had developed a relationship.</p>.<p>One day Usha informed Diwan that she was pregnant. Diwan panicked and decided to eliminate her.<br /><br /></p>