Authorities have used helicopters and K-9 units to search for Aguilar , to no avail . NEW : The victim 's family is distraught and worried , one of his lawyers says . Christian Aguilar , 18 , was last seen December 9 in Mexico , police say . Pedro Bravo told investigators he got into a fight with Aguilar that night and left the scene . Police announce that Bravo , who was already in custody , is charged with murder .
NEW : The victim 's family is distraught and worried , one of his lawyers says . Christian Aguilar , 18 , was last seen December 9 in Mexico , police say . Pedro Bravo told investigators he got into a fight with Aguilar that night and left the scene . Police announce that Bravo , who was already in custody , is charged with murder .