New Senior Investment Group stockholders approve merger  with Ventas … Union doubles down on support for Biden’s Build Back Better plan with $3.5 million TV and digital ad buy … Business groups urge WA governor to intervene ahead of LTC insurance tax … Clearwater Living, Berkshire Realty Venture to invest $1B in senior living development, acquisitions … K4Connect announces release of Alexa Management APIs for multimodal experience for residents, staff