Updated from 6:09 a.m. EST

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Here are five things you must know for Friday, Dec. 23:

1. -- U.S. stock futures and European shares traded mixed Friday while Asian stocks finished in the red ahead of the Christmas holiday.

The Dow Jones Industrial Average fell 0.12% on Thursday, and is roughly 80 points from 20,000, a milestone level that the index looked likely to pass earlier in the week. The Dow also fell Wednesday.

The S&P 500 fell 0.19% on Thursday, and the Nasdaq declined 0.44%. 

"Santa has taken a leave of absence into the end of the week with a pullback seen on Wall Street," said Jingyi Pan of IG in a report. "Traders have been closing their position into the end of the year and have brought down most of the sectors on the S&P 500 index with the exception of energy and defensives -- telecommunications and utilities. "

The economic calendar in the U.S. on Friday includes the University of Michigan (final) Sentiment Index for December at 10 a.m. EST, New Home Sales for November at 10 a.m., and the weekly Baker Hughes Rig Count at 1 p.m.

Oil for February delivery fell 0.8% early Friday to $52.51 a barrel.

2. -- A man killed in a shootout with police in Milan early Friday is the main suspect in the truck attack on a Berlin Christmas market that killed 12 people, an Italian official confirmed to the Associated Press.

Italy's interior minister, Marco Minniti, said the man killed in Milan is "without a shadow of doubt" the Berlin market attacker.

Minniti said after the shootout that all the necessary checks were conducted and that "the person killed, without a shadow of a doubt, is Anis Amri, the suspect of the terrorist attack," the AP reported.

Amri, a 24-year old Tunisian man, was confronted by police in Sesto San Giovanni, a small suburb of the northern Italian city early Friday morning and killed after a brief exchange of gunfire, Reuters reported.

3. -- Credit Suisse (CS) - Get Report has agreed to a $5.3 billion settlement with the U.S. Department of Justice over allegations of mis-selling mortgage bonds into the global financial crisis.

Credit Suisse will pay a civil penalty of $2.48 billion and provide customer relief for a further $2.8 billion, paid out over five years, the company said in a statement on Friday. The bank will take a pretax charge of around $2 billion because of the penalty, the bank said.

"This settlement would release Credit Suisse from potential civil claims by the DOJ related to its securitization, underwriting and issuance of (residential mortgage-backed securities)," the bank said in a statement. 

American depositary receipts of Credit Suisse fell 0.8% in premarket trading on Friday.

Deutsche Bank (DB) - Get Reportalso said it has agreed to a $7.2 billion settlement with the DOJ to settle civil claims in connection with the bank's mortgage bond activities in the run-up to the global financial crisis.

The Frankfurt-based bank will pay $3.1 billion penalties and provide $4.1 billion in customer relief, the bank said in a statement, a figure that falls significantly short of the expected $14 billion penalty first made public by the DOJ earlier this year.

The stock rose 2.4% in premarket trading.

4. -- Barclays (BCS) - Get Reportsaid Friday it would fight a Justice Department complaint against the bank in relation to activities at its mortgage-backed securities business from 2005 to 2007.

The DOJ filed a suit against the British bank in federal court on Thursday, alleging it engaged in fraudulent schemes to sell residential mortgage-backed securities hat authorities said were backed by "defective and misrepresented loans". The DOJ said the scheme involved 36 deals backed by $31 billion in sub-prime and so-called 'Alt-A' mortgage loans. 

"Barclays rejects the claims made in the complaint. Barclays considers that the claims made in the complaint are disconnected from the facts," the bank said in a statement Friday. "Barclays will vigorously defend the complaint and intends to seek its dismissal at the earliest opportunity."

Also named in the suit were two Barclays executives -- Paul Menefee and John Carroll -- both of whom authorities said worked in Barclays' subprime lending and securitizatiions unit.

ADRs of Barclays declined 1% in premarket trading.

5. -- President-elect Donald Trump issued a tweet Thursday afternoon saying that based on the "tremendous cost and cost overruns" on Lockheed Martin's (LMT) - Get Report new F-35 strike fighter jet, he had asked Boeing (BA) - Get Report to give him the price for a "comparable" version of its older F-18 Super Hornet.

Trump's tweet came a day after Boeing and Lockheed officials met with the president-elect Wednesday over his critiques of the cost of their government contracts.

The tweet, according to the New York Times, indicated Trump was receptive to Boeing's long-time pitch that the Navy should buy more of its F-18s over Lockheed's F-35s for aircraft carriers.

Lockheed shares fell 2% in after-hours trading on Thursday, while Boeing ended the session flat.