ax evasion, and th=ir high- profile targets include the model Bar Refaeli <http://www.ynetnews.com/articles/0,7340,L-4918874,00.html> and her mother Tzipi Refaeli who have been questioned by tax autho=ities. Both have denied wrongdoing and neither have been charged with any =rime. The arr=st is the latest hea