The Russian defense ministry says it has destroyed a Ukrainian "reconnaissance boat" in the Black Sea and intercepted four drones sent by Kiev to attack Russian targets.

Former Russian president Dmitry Medvedev calls for further destructive raids in Western Ukraine in response to Kiev's recent drone attacks against Russian commercial shipping and civilian targets.

Russia says it scrambled an Su-30 fighter jet to intercept a US drone over the Black Sea.

The Kremlin rebuffs the UN chief's call to return to the Black Sea grain deal.

Russia says it has repelled a Ukrainian drone attack on a Black Sea military patrol ship.

Russia has warned that all ships traveling to Ukraine are considered to be potentially carrying weapons.

Wheat prices are soaring once again as Russia says that it will not renew a UN-brokered deal to help stabilize global wheat prices.