Arsenal are getting closer to their first summer signing in Anderlecht Albert Sambi Lokonga.The Gunners saw their original strategy, rumored to be worth £ 13 million, rejected by the Belgians, but there is a willingness on both sides to close a deal and after reporting personal terms with the midfielder, an improved offer is said to be imminent.One of Mikel Arteta's priorities this summer is to strengthen the midfield after Dani Ceballos and Martin Odegaard returned to Real Madrid after their loans. Granit Xhaka is strongly…