US President Donald Trump expressed fresh frustration with Russian President Vladimir Putin on Saturday, bristling at the Kremlin’s continuing military operations even as the US leader seeks to bring an end to the war in Ukraine. “I’m not thrilled with Putin, he’s killing too many people,” Trump said on Saturday during a news conference at his Mar-a-Lago resort in Florida. Trump spoke hours after a brazen US strike that captured Venezuelan leader Nicolas Maduro, who is now en route to the US to...