<p>The US Senate on Tuesday approved the colossal $1.2 trillion infrastructure investment plan backed by President Joe Biden, a huge win for the Democratic president.</p>.<p>The package described by the White House as "historic" only needed a simple majority to pass, and received the rare backing of several Republicans.</p>.<p>The measure now goes to the House of Representatives for final approval, where its future is more uncertain as tensions have emerged within the Democratic party, which holds a narrow majority.</p>
<p>The US Senate on Tuesday approved the colossal $1.2 trillion infrastructure investment plan backed by President Joe Biden, a huge win for the Democratic president.</p>.<p>The package described by the White House as "historic" only needed a simple majority to pass, and received the rare backing of several Republicans.</p>.<p>The measure now goes to the House of Representatives for final approval, where its future is more uncertain as tensions have emerged within the Democratic party, which holds a narrow majority.</p>