Can Technology Solve India's Biggest Problem?

India's government is giving a unique ID to each of its 1.2 billion citizens, creating the world's largest biometric data set. But some are questioning Prime Minister Narendra Modi's decision to use technology to solve the country's most critical problems: poverty and corruption. Photo: Karan Deep Singh/The Wall Street Journal Subscribe to the WSJ channel here: http://bit.ly/14Q81Xy More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com Follow WSJ on Facebook:   / wsjvideo   Follow WSJ on Google+: https://plus.google.com/+wsj/posts Follow WSJ on Twitter:   / wsjvideo   Follow WSJ on Instagram:   / wsj   Follow WSJ on Pinterest:   / wsj   Don’t miss a WSJ video, subscribe here: http://bit.ly/14Q81Xy More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com Visit the WSJ Video Center: https://wsj.com/video On Facebook:   / videos   On Twitter:   / wsj   On Snapchat: https://on.wsj.com/2ratjSM