Family Dilemma

I’m  in a  deep  problem ,,  please  help me ,   I’m 26 yrs. old,,   there  is problem  between  my  elder  brother  and   mother.   My  father  expired  6 yrs. ago,  now  our  one  family  friend  is  in  a  trouble  and  we  did not  know  till  last  month  that  he  is  a  cheater  and  not  a  good ,  true  person.   He  is  wanted  in some  police  case  and  has   not been  in  touch  with  us  for  some  time,   now  he  wants  borrow  money  from  us. The  problem  is    my  brother  does  not  want to give  money  to   him   but  my  mom  wants to  help  him,  mummy  is  saying  after all  he  is  in  trouble  now  and  our  family  friend  so  we  should  help  him, and   my  brother’s  view  is  this   that  he’s  not  a  good  person   so  we  should  not   help  him,    now there  is  huge  tension  between   brother  and  mummy,     please  suggest  some way………..please   answer ,  I’m  in   tension ,   i love  my brother  and  mummy very  much…