A photo story about chld servants in Haiti, published in the NY Times, was taken down when it was discovered that the photographer had a business relationship with one of the key subjects of the story. http://www.bagnewsnotes.com/2013/05/a-photographer-a-fixer-the-new-york-times-and-child-servitude-in-haiti-a-story-gone-haywire-then-simply-gone/
This shows Paul Ryan cleaning in a kitchen but it raises ethical standards because it seems he's helping and everything. People don't know that he actually wasn't permitted to be there and didn't actually help in anything. But the audience doesn't know that.
get better photos by shooting from different angles