Mikel Arteta hasn't dismissed the possibility of signing Alex Oxlade-Chamberlain as a temporary replacement for the injured Mikel Merino. The ex-Gunners star has been training with the under-21s for the past few months to regain his fitness, but he did participate in a first-team session at the end of January. The 32-year-old has been without a club since departing Besiktas last summer, and when asked if he was an option, Arteta simply replied: "We explore every option." With Merino expected to