diff --git a/NucleicRemote/NucleicRemote/Views/SessionDetailView.swift b/NucleicRemote/NucleicRemote/Views/SessionDetailView.swift
index 1f77503..2343df6 100644
--- a/NucleicRemote/NucleicRemote/Views/SessionDetailView.swift
+++ b/NucleicRemote/NucleicRemote/Views/SessionDetailView.swift
@@ -362,6 +362,18 @@ struct SessionDetailView: View {
                                     .textFieldStyle(.plain)
                                     .lineLimit(1...4)
                                     .padding(.vertical, 3)
+                                // Stop the in-flight turn (the Mac's ⌘. / "Interrupt"). Shown only
+                                // while running and at control scope; send stays at the far right so
+                                // its position never shifts. Mirrors `interruptShortcut`.
+                                if running && store.canControl {
+                                    Button { store.interrupt(sessionID) } label: {
+                                        Image(systemName: "stop.circle.fill")
+                                            .font(.title2)
+                                            .foregroundStyle(.red)
+                                    }
+                                    .disabled(!store.connectivity.isLive)
+                                    .accessibilityLabel("Stop")
+                                }
                                 Button {
                                     store.sendInput(draft, to: sessionID)
                                     draft = ""