22:00The World TonightUNHCR brands Greece's treatment of migrants "shameful and chaotic"BBC Radio 4 Duration: 45 minutes Fri 7th Aug 2015, 22:00 on BBC Radio 4 FMAvailable for over a yearListen nowNearly 50,000 migrants arrived in the EU via Greece in July alone Show more GenresNewsBrandThe World Tonight Source: BBC Online