Polo is a great sport to photograph, provided the horses come with (camera) shooting distance, and do something interesting while they are in the vicinity, and do not proceed to trample you as an extension of doing something interesting. During the seven minute duration of a chukka, it is entirely possible that nothing resembling action will happen anywhere near where you are standing.
But, when it all comes together, there are some interesting action shots to be had. Not sure if these actually qualify as interesting, but they are the first acceptable shots I have found from those taken today.
Rider, surprised by a pile of poo, loses his grip on his mallet:
