Giant us steel have fallen sharply, after President Biden weighed in to oppose a near 15 billion takeover of the firm by a japanese company. Us steel is based in pittsburgh, pennsylvania a key battleground in this years election. The takeover deal, agreed in december, has caused major controversy there. But any move to block it could raise tensions with japan a vital ally for the us as it tries to counter the growing power of china. From new york, erin delmore reports. President biden is taking a stand against a deal in the making. Us steel, an american company, is set to be bought by nippon steel, a japanese company. But President Biden says that us steel should stay in the us. L115 says that us steel should stay in the us in the us. Us steel the stronger in the us. Us steel the stronger america in the us. Us steel the stronger america is in the us. Us steel the| stronger america is made in the us. Us steel the stronger america is made here. The president praised the iconic 123 year o