CAIRO — At least two people have died and 186 others were missing after four boats carrying migrants from Africa capsized overnight in waters off Yemen and Djibouti, the United Nations migration agency said on Friday. Two vessels capsized off…

CAIRO — At least two people have died and 186 others were missing after four boats carrying migrants from Africa capsized overnight in waters off Yemen and Djibouti, the United Nations migration agency said on Friday. Two vessels capsized off…