 On 19 April, the fourth day, the 1st Belorussian Front broke through the final line of the Seelow Heights and nothing but broken German formations lay between them and Berlin.Marshal Ivan Konev's 1st Ukrainian Front, having captured Forst the day before, was fanning out into open country.One powerful thrust was heading north-west towards Berlin while other armies headed west towards a section of United States Army front line south-west of the city who were on the Elbe.