The Madleen is no ‘selfie yacht’. It is a symbol of human compassion in a world that has decided to look away, says Guardian columnist Owen Jones

Greta Thunberg and activists aboard aid ship near Gaza, challenging Israeli blockade, sparking international attention and support.

Thunberg, a climate campaigner, is among 12 activists aboard the Madleen, which aims to break the blockade of Gaza and deliver humanitarian aid.