Before the Bell | Treasury yields rebound to new multiyear highs

Hey, mooers! Here are things you need to know before the opening bell:

- U.S. stock futures struggled for direction Tuesday as investors continue to monitor developments in the Russia-Ukraine conflict.

- The yield on the 10-year Treasury note hit the highest close since June 2019 as investors worry the isolation of Russia will add to inflation by boosting commodity prices.

U.S. stock futures struggled for direction Tuesday as investors continue to monitor developments in the Russia-Ukraine conflict.

Diplomatic efforts to end Russia's war in Ukraine showed no signs of progress as fighting for the capital intensified, with Russian missiles destroying an aircraft factory and apartment building in Kyiv and a television tower in the western city of Rivne.

The yield on the 10-year Treasury note hit the highest close since June 2019 as investors worry the isolation of Russia will add to inflation by boosting commodity prices.

Rising oil prices, the Ukraine war and continuing supply-chain issues have complicated the Federal Reserve's push to tame inflation. The challenges boost the risk that rates go up to levels that ultimately tip the economy into recession.

The biggest assembler of the iPhone is discussing a potential facility that could make microchips, electric-vehicle components and other electronics, according to people familiar with the matter.