NEW : Steven Sotloff 's `` interest in journalism was evident , '' school says . Sotloff 's family and friends had to keep his disappearance a secret . Karisa Workman , who taught Sotloff in a UCF oral communication class a decade ago , said she remembered him well . ` Sotloff life threatened in an ISIS video of James Foley 's murder . Comment:
NEW : Steven Sotloff 's `` interest in journalism was evident , '' school says . Sotloff 's family and friends had to keep his disappearance a secret . Sotloff life threatened in an ISIS video of James Foley 's murder . Comment: