As economic sanctions are applied to Russia over its invasion of Ukraine, will they help force it to change course? While they are credited with helping end apartheid in South Africa they have had mixed success when applied to other countries.

With Charmaine Cozier.

Produced by Bob Howard

(Protesters hold up placards in support of Ukraine, Trafalgar Square London UK, 27 Feb 2022. Credit: Leon Neal/Getty Images)