This was a professional photograph, with beautifully saturated colors, tonal balancing only a darkroom could achieve, and a composition that bore the mark of a master photographer.

FORBES: The Photograph

The incident bore similarities with the daubing of a Mark Rothko mural in London's Tate Modern gallery last October, for which Polish national Wlodzimierz Umaniec, 26, was subsequently jailed.

BBC: Picasso 'vandal' surrenders to authorities

Intersecond's bags bore a pink ribbon symbol containing an exclamation mark.

BBC: Darius Kaminskas