Should it turn out to be Dallisgrass or it could be torpedo grass. Hard to tell until we see a seed head. Then, MSMA which is no longer available would be the best thing. Following with Revolver, Certainty is yet another products that is effective in Bermuda for Dallisgrass. Then Momentum according to UT.
Mowing at 1" will help control it, but Dallis is a ground huging plant with those long branches from a rosette.
We all are merely gleaners from the masters who were here before us.