It looks like you're new here. If you want to get involved, click one of these buttons!
The buzz in the street was like the humming of flies. (Was it a hum or a buzz? The sounds are quite different) Photographers stood massed behind barriers patrolled by police, their long-snouted cameras poised, (pigs have snouts but the original simile was about insects – “proboscis” would be a better word) their breath rising like steam (a lazy simile; steam is hot. Better would be something with mist, fog or vapour)