CNN senior data reporter Harry Enten on Monday warned former President Donald Trump’s campaign should be panicking about Vice President Kamala Harris gaining ground in polling on the economy. Trump in late July held a 12-point lead over Harris on economic issues, according to a Wall Street Journal poll. Enten, on “CNN Newsroom With Jim Acosta,” said more recent polls do not show such a significant lead, and that is concerning for Trump because it is such an important issue for his campaign. “I want you to take a look here. This is fresh poll numbers from [the Financial Times and the University…