WASHINGTON—U.S. Attorney General Merrick Garland plans to meet with relatives and lawyers of victims of fatal Boeing 737 MAX crashes after some challenged a deferred prosecution agreement struck with the planemaker, the Justice Department said. In December, some victims’ relatives said the Department had violated their rights when it struck the January 2021 agreement with Boeing over the two crashes in a five-month period that killed 346 people. They filed a motion arguing the United States government “lied and violated their rights through a secret process”, and asked a U.S. judge to rescind Boeing’s immunity from criminal prosecution, which was part of the $2.5 billion agreement, and order the planemaker publicly arraigned on the felony charges. The Justice Department said in a court filing late Wednesday the meeting with Garland would take place “within the next week”, and that it wanted to delay responding to the families’ motion until then. …