speak to us soon, alain dehaze, the adecco ceo, choosing bloomberg to break the news. annabelle droulers from hong kong. annabelle: joe biden is reported to be planning to require all that will employees be vaccinated against the coronavirus or submit to regular testing and mitigation requirements. cnn says the announcement could come later today. u.s. health officials meanwhile are recommending fully vaccinated people should go back to wearing masks in some indoor settings. the reversal by the cdc comes as the delta variant continues to spread. in the u.k., fully vaccinated forest from the e.u. in the u.s. are said to be allowed to travel to england on the same basis as written returning from abroad. bloomberg understands the policy will be finalized at a meeting of senior ministers later today and could come into force as soon as next week. rio tinto plans to spend $2.4 billion building a lithium mine in serbia as more big miners into the metals tied to green energy, finding themselves with more cash to invest as many books record profits on the commodities rally. mi