GERMANY

Chelsea could come to regret their defensive tactics in the first leg of their Champions League semifinal against Atletico Madrid.

Ukraine has been trying to secure alternative supplies to those from Russia's Gazprom since Moscow annexed Crimea last month.

The European Union is also expected to add targets to its Russia sanctions list on Monday.

While Asian markets fretted about Ukraine and rising oil prices, markets in US and Europe are buoyed by M&A buzz.

It has been almost six years since Metallica released its thrashy return-to-form studio album "Death Magnetic."

Arsenal have a great opportunity to strengthen their claim for a Champions League place at home to a struggling Newcastle United side.

Obama continues to seek unity - and stronger measures - vs. Moscow.

Manager Brendan Rodgers will likely have a hefty war chest at his disposal, with some reports indicating a budget between £50 to £60 million and Merseyside appears keen on strengthening nearly every position.

Russia's currency was downgraded Friday by S&P, and the rating may sink lower if further sanctions are imposed.

Merkel added that the EU and G-7 nations would consider part two of a potentially three-stage sanction punishment process.

President Barack Obama said he will press European allies to impose more sanctions if Russia steps up action in Ukraine.

Earnings and external factors such as developments in Ukraine should influence markets Friday.

Markets should be influenced by more big-ticket earnings announcements scheduled for the day.

Ongoing manufacturing expansions in the U.S. and Europe will help allay concerns that the global economy is slowing.

Both the manufacturing and services sector grew more than expected in April.

Quarterly earnings announcements from big players in retail, aviation and technology should help guide investors.

New DNA analysis of Neanderthal genomes shows that the human ancestors had a shallow gene pool.

The Detroit automaker will see profits slammed by charges stemming from global recall, S. American currency troubles and Europe restructuring.

Earnings are expected to continue to influence market direction.

Russia Foreign Minister Lavrov urged U.S. Secretary of State Kerry to "influence Kiev, not let hotheads there provoke a bloody conflict."

David Moyes and Manchester United are reportedly considering several options on the transfer market this summer, particularly along midfield and backline.