rabat least migrants two women die boat sink morocco late thursday moroccan official say friday four migrants sub-saharan countries rescue treat moroccan hospital hospital source ask anonymity say navy search operation possible survivors underway official say another 28 people boat still miss joel millman spokesman u.n. international organization migration say millman say 174 people already die route north africa spain year 121 period 2017 number people arrive spain reach 19,668 nov. 29. morocco like north african countries departure point african migrants head makeshift boat europe three migrants die boat accident morocco official