The California Republican Party changed its rules for delegates in the state's presidential primary, a move that could benefit former President Donald Trump.
The meta-analysis claims, "The level of protection against re-infection, symptomatic disease, and severe disease appears to be at least as durable, if not more so, than that provided by two-dose vaccination with the mRNA vaccines."
Russia is concerned by attempts to silently wind down the investigation into last year’s explosions on the Nord Stream gas pipelines, Kremlin Press Secretary Dmitry Peskov has said.