Sparks are flying over taxes that primarily affect Republicans representing districts in Democrat-controlled states, sending tensions skyrocketing as GOP lawmakers negotiate President Donald Trump‘s “big, beautiful bill.” The fight more specifically is about state and local tax deductions, colloquially known as SALT.  Republican lawmakers representing high-cost-of-living areas outside big cities had been pushing leaders to raise the current cap on SALT deductions – $10,000 for both single filers...