The US markets reversed Monday?s gains to close lower on Tuesday after Federal governor Lael (LAY-ELLE) Brainard said the Federal Open Market Committee is prepared to take stronger action if indicators of inflation and inflation expectations indicate that such action is warranted?. Twitter shares added a further 2% on Tuesday after the social media company announced Tesla CEO Elon Musk is joining its board of directors, a day after Mr Musk purchased a 9.2% stake in Twitter. A spotlight on Carnival as shares in the cruise operator popped 2.4% on Tuesday after the company said last week it experienced its best ever week of bookings in the company?s history. 22 of Carnival?s 23 ships are back in operation post-pandemic. Snapchat has added a lens called the ASL Alphabet Lens that teaches users how to communicate in sign language using the American Sign Language Alphabet.