Brian Steinberg Senior TV EditorViacomCBS said first-quarter profit surged as the company enjoyed the benefits of ad sales associated with Super Bowl LV and lured 6 million new subscribers to streaming outlets such as Paramount Plus.The New York owner of CBS, Showtime and Nickelodeon said revenue increased 14% to $7.41 billion, up from nearly $6.5 billion in the year-earlier quarter.