Trump executive has pleaded not guilty in tax case
                                
                                
                                    (Newser) -
                                    Many employers provide gym memberships or cellphones, or maybe even the use of a company car, as perks for its staff members. Some of the freebies are taxable, some aren't,  CNBC  reports. But the  tax fraud case  brought against Allen Weisselberg, the Trump Organization's chief financial officer, lists...