It’s very stupid of them to let this be known. Also, if they hurt somebody and even if they don’t the Mexican government will request his return. The president will, most likely, comply. He’ll be tried and imprisoned and probably die, as he won’t fit into the gang structure that runs the prisons.
That’s ridiculous.
If you were/are truly a General you would know instinctively that wars are won using many different tactics and strategies.