Air pollution in New Delhi has risen to alarming levels prompting the Chamber of Trade and Industry to write to the Indian Prime Minister Narendra Modi demanding an emergency meeting to discuss the decline in business due to the pollution. Roger Hearing finds out what it’s like to live - and work in the smog-shrouded capital. And Barbra Streisand is a voice and a talent that defined a generation. As she releases her autobiography we look at how, alongside huge commercial success, she’s also been a hugely successful and shrewd businesswoman.