Ukraine imposed sanctions on three Chinese companies on Friday claiming they were involved in production of advanced Iskander missiles, a day after President Volodymyr Zelenskiy alleged that China had been supplying weapons to Russia.

Russian President Vladimir Putin declared a brief “Easter truce” in his war with Ukraine, saying “all hostilities” will pause for a two-day period. Russian fighting will halt between 6 p.m. Moscow time on Saturday (11 a.m. ET) and midnight on Monday (5 p.m. Sunday ET), he said.

Russian President Vladimir Putin announced a temporary Easter ceasefire in Ukraine, the Kremlin said Saturday. According to the Kremlin, the ceasefire will last from 6 p.m. Moscow time (1500 GMT) on Saturday to midnight (2100 GMT) following Easter Sunday.

The days of the Holy Week have not changed in recent tradition: Easter always falls on a Sunday, and the standard definition is that Easter falls on the first Sunday after the full Moon that occurs on or after the spring equinox.

Before you hop out the door this Easter Sunday, it may be worth checking what’s open as some places aren’t cracking their doors.

Costco often closes on Easter Sunday every year. It’s one of the many holidays it tends to observe annually. The stores will reopen for regular shopping on Monday, April 21. Hours vary, so you should check with your local Costco.

Unlike Christmas, there are stores open on Easter Sunday. Easter is on Sunday, April 20. Easter is tied to the lunar cycle and the spring equinox. It falls on the first Sunday after the first full moon of spring this year is Thursday,