Hine was an American photographer whose career began shortly after he bought his first camera in 1903. Devoted to capturing images of the dark side of the industrial revolution in the US, he documented the poverty of immigrants and the plight of child laborers. The power of his images placed him at the forefront of 20th-century documentary photographers and helped bring about the passage of child labor laws. Some of his most famous images document the construction of what iconic skyscraper? Discuss