Verizon issued a bullish forecast for this year. - Michael Nagle/Bloomberg News Verizon Communications gained a net 616,000 postpaid phone connections in the fourth quarter, with its chief executive calling the period a “critical inflection point.” The company posted its biggest quarterly combined mobile and broadband net additions since 2019. Shares rose 5% in premarket trading. Most Read from The Wall Street Journal Dan Schulman took over as CEO of the nation’s largest wireless carrier in October wi ...