Sept 16 (Reuters) - Workday (WDAY.O), opens new tab said on Tuesday it would buy AI firm Sana for about $1.1 billion, underscoring growing consolidation in the HR software sector while companies look ...

LONDON, Sept 14 (Reuters) - Wall Street bank Citigroup's (C.N), opens new tab bill for refitting its tower in London has risen to $1.5 billion (1.1 billion pounds), the company told Reuters, ...