(Chris Samuels | The Salt Lake Tribune) Jesus Ruiz, who owns local chain Señor Pollo Mexican Grill, is photographed at one of his restaurants in Taylorsville, Wednesday, Dec. 18, 2024. President-elect Donald Trump's proposed tariffs on Mexico, Canada and China could be especially bad for Utah's small business owners, who account for about 45% of jobs in the state, experts say.