California Governor Gavin Newsom took aim at President Donald Trump’s mental acuity after the president veered into a peculiar aside about the difference between “sea” and “see.” Trump made the remark during a White House Mother’s Day event on Wednesday, slipping into the tangent while discussing crime. “You see drug traffic coming into our country is way down,” he told a crowd of military mothers gathered in the East Room. “And by sea, by sea, by ocean, by the water.” “You know a lot of people say ‘what do you mean by sea?’ Is it see, like vision? No it’s sea, S-E-A,” the 79-year-old president continued. Shortly after, Newsom took to X to mock the president and challenge him to a cognitive test, mimicking the all-caps, combative style Trump often uses on Truth Social.…