Jan 7 (Reuters) - The following are the top stories in

the Wall Street Journal. Reuters has not verified these stories

and does not vouch for their accuracy.

- U.S. Steel and Nippon Steel ( NISTF ) have filed

lawsuits accusing President Biden, the steelworkers union

president, and a rival CEO of conspiring to block their $14.1

billion merger, following Biden's rejection of the deal over

national security concerns.

- U.S. oil refiner Phillips 66 said on Monday it

will acquire various pipelines and distribution systems from

Ares-backed pipeline operator EPIC NGL in an all-cash deal for

$2.2 billion.

- Medical-device maker Stryker has agreed to acquire

medical technology company Inari Medical ( NARI ) in a $4.9

billion deal, offering $80 per share for all outstanding common

stock.

- Ulta Beauty ( ULTA ) has named Kecia Steelman as its new

CEO, succeeding David Kimbell, who will retire after 11 years

with the company, as the company seeks to revive sales amid a

global beauty market slowdown.

- Wireless network company Ligado Networks filed for

bankruptcy, with a plan to cut more than $7 billion in debt

after U.S. government agencies blocked its planned expansion

into land-based 5G wireless services.

- Michael Barr, the Federal Reserve's top regulatory

cop, said he will step down by February, in a surprise move that

will avert a potentially messy legal fight with President-elect

Donald Trump who is now free to replace him with an official of

his choosing.

(Compiled by Bengaluru newsroom)