In 2007, Ostrovsky produced an exclusive report for BBC Newsnight investigating government-sponsored child labor in the cotton industry of Uzbekistan, which a US embassy cable published by Wikileaks credited with reigniting the global campaign against Uzbek cotton. Ostrovsky traced the supply chains of multinational garment retailers like Topshop, Walmart and H&M to Uzbekistan, leading many Western cotton buyers to eventually boycott the country.
