Ibrahim Mahama's ghosts of Ghana. Plus, China's epic Picasso show
We speak to the Ghanaian artist as he unveils a major new commission at the Whitworth as part of the Manchester International Festival. Plus, we find out about the Picasso blockbuster at UCCA in Beijing. Produced in association with Bonhams, auctioneers since 1793.
Cost of Manchester arts centre The Factory jumps due to 'construction inflation'
City council will cover extra £20m costs for the Rem-Koolhaas designed venue