The 20-year-old forward Charles Sagoe Jr has returned to Arsenal from a loan spell with League One side Shrewsbury Town, but that is unrelated to the current injury crisis. After Sagoe Jr made just five starts in the first half of the season, Shrewsbury opted to terminate the loan arrangement.

The transfer window is in full swing with sides at both ends of the Premier League table looking to strengthen as they battle for survival, European football and the title

Arsenal have been linked with many attackers this January, but here are four who might be on the club's radar.

Arsenal and Manchester United both want to sign a new striker in January, but it would be wise to wait until the summer.