FedEx
FedEx Corp said on Sunday an operational error prevented a Huawei Technologies package from being delivered to the United States.
China will open an investigation into whether FedEx Corp damaged the legal rights and interests of its clients, the official Xinhua news agency reported.
The series of parcel bombs in Texas that have killed two people and put residents on edge escalated on Tuesday with two more incidents.
A package exploded early Tuesday at a FedEx distribution facility in Texas, news reports said.