NEW : Haifa and inferno officials have been in `` near-constant contact , '' President Netanyahu says . At least 41 people died when their bus was engulfed in flames , a newspaper reports . `` Suspicious articles '' have led police to suspect arson . 40 people have been killed .
NEW : U.S. and Israeli officials have been in `` near-constant contact , '' President Obama says . 40 people died when their bus was engulfed in flames , a newspaper reports . `` Suspicious articles '' have led police to suspect arson . At least 41 people have been killed .