Almost 1,400 miles from the Rio Grande, a Wisconsin city is begging President Joe Biden for help dealing with issues linked to immigrants, including illegal ones. Whitewater is a 15,000-person community west of Milwaukee. A Dec. 28 letter from Police Chief Daniel Meyer and City Manager John Weidl said that in the past two years, an estimated 800 to 1,000 immigrants have arrived, mostly from Nicaragua and Venezuela. “I’ll be the first to say that that’s our best guess. And that’s a very difficult number to get accurate, because we’re talking about at least a portion of the population that’s und…