U.S. President Barack Obama touches a robotic arm operated by Nathan Copeland, a quadriplegic brain implant patient who can experience the sensation of touch and control a remote robotic arm with his brain during a tour of the innovation projects at the White House Frontiers conference in Pittsburgh, U.S. October 13, 2016. REUTERS/Carlos Barria

• Contributor: REUTERS / Alamy Stock Photo
• Image ID: 2CNNCGA
• File size: 51.3 MB (1.9 MB Compressed download)
• Releases: Model - no | Property - no
• Dimensions: 5184 x 3456 px | 43.9 x 29.3 cm | 17.3 x 11.5 inches | 300dpi
• Date taken: 13 October 2016
• Photographer: CARLOS BARRIA

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