New Delhi, Nov. 4 -- Delhi BJP chief Virendra Sachdeva on Monday challenged AAP leader Saurabh Bharadwaj for criticising CM Rekha Gupta visiting Bihar, saying that he must explain as to what was wrong with her visit to Bihar during the polls.

He said then Bharadwaj should also have to explain about AAP leader and Punjab CM Bhagwant Mann's regular visits to Gujarat, at a time when the state was affected by floods, and Atishi's visit to Goa.

Sachdeva said the "AAP leaders should explain that if presently, when Delhi's average AQI has been around 310, they are pushing forward an organization to label Delhi as a "gas chamber," then where were they and their concerns during the last three years when on November 3 the AQI was recorded as 382, 4...