text:  said Ms Harris would be the best candidate to defeat Donald Trump. Leaders and senior politicians around the world have paid tribute to Joe Biden following his decision to withdraw from the US presidential race. The Israeli Prime Minister, Benjamin Netanyahu, said that he would thank Mr Biden for all the support he'd given Israel as he headed to the US for an official visit. President Zelensky expressed gratitude for what he called Mr Biden's unwavering support for Ukraine's fight against the Russian invasion.