Biden urges investigation into Trump Ukraine call
![](https://r58b8e.a2cdn1.secureserver.net/wp-content/uploads/2018/02/worldnewsdyil2auoc8za.gif?time=1719367033)
Former U.S. Vice President Joe Biden, a frontrunner for the 2020 Democratic presidential nomination, on Saturday called for an investigation into reports that President Donald Trump pressed his Ukrainian counterpart to investigate Biden and his son.