A handheld printer for the face and hands is on show at the CES tech expo in Las Vegas.

Procter and Gamble's device scans the skin and precisely applies tiny amounts of make-up to hide age spots, burst blood vessels and other blemishes.

The BBC challenged the firm to make its technology correspondent Rory Cellan-Jones look younger.

Read and watch all our CES coverage at bbc.com/ces2019