**Arsenal's transfer window is heating up — here's your morning rundown.** • **Arsenal** — Bruno Guimarães pursuit gaining momentum as Andrea Berta set to accelerate talks • **Arsenal** — Berta's appointment as sporting director signals aggressive summer recruitment strategy • **Man City** — Haaland starts pre-season training, full fitness expected before Community Shield • **Chelsea** — Enzo Maresca confirms two more signings targeted before window closes • **Liverpool** — Slot holds first full-squad session at Melwood ahead of pre-season tour • **Real Madrid** — Mbappé completes first training run with first-team squad in Madrid **Watch:** Whether Berta can seal Guimarães before Newcastle dig in and demand their asking price. The lineup's set. Drop in.