"...[US] blocks Broadcom’s $117 billion bid for Qualcomm out of national security concerns, a highly unusual move..." https://www.washingtonpost.com/news...a-highly-unusual-move/?utm_term=.679e37e87f4d
FYI. Presidential Order Regarding the Proposed Takeover of Qualcomm Incorporated by Broadcom Limited.
It will be interesting to see what will happen with the bid by Qualcomm on Dutch chip-manufacturer NXP (once daughter of Philips).