WASHINGTON About 200 US troops will take part in a multinational force that will monitor and help implement a ceasefire in the besieged Gaza Strip, US officials said Thursday. One of the officials, who like the other official briefed reporters on condition of anonymity, maintained that "no US troops are intended to go into Gaza." The exact location where they will be staged is expected to be discussed Friday. The official said they would instead be tasked initially with establishing an initial "