What to know

• Many victims were South Asians who had travelled to India for treatment or to accompany relatives.S1
• The blaze, in a residential area of the Indian capital, injured dozens more, the authorities said.S2
• Firefighters rescue more than 40 people trapped inside as thick smoke fills the burning New Delhi building.S3
• At least 21 people were killed and several others injured after a fire tore through a building in New Delhi. Some of the victims were foreign nationals who had traveled to India for medical treatment. DW has more.S4