M&A wrap: Aquiline, Latam Airlines, Texas Capital,Merck, Apax, CVC Sun Capital

Aquiline Capital, which invests in real estate technology, raises fourth PE fund. Latam Airlines files for bankruptcy, as people cut back on traveling. Texas Capital and Independent Bank call off merger. Merck buys coronavirus vaccine maker. Apax backs used car auction company. Sun Capital celebrates 25th anniversary.