When Covid-19 ripped through India in 2020-21, several million people are thought to have died. Desperate efforts to stem the pandemic hurt the battle against another huge killer: tuberculosis. India is the home to a quarter of the world's TB infections and an estimated half a million people died of the curable lung disease in 2020 in the South Asian nation -- a third of the global toll. Because of the pandemic, global deaths from the "silent killer" rose in 2020 for the first time in more than a decade, reversing years of progress, the World Health Organization says. IMAGES AND SOUNDBITES