When Marin Cilic beat Ivo Karlovic Kremlin Cup by Bank of Moscow, this was the historic milestone and record: 2 players from the same nation (🇭🇷) with the highest number of aces (total: 2⃣0⃣ 0⃣9⃣1⃣) met each other! Karlovic 13552, Cilic almost half of this with 6539. Still counting!