Poland’s world number one Iga Swiatek continued her stunning run of form on Sunday with a 6-2, 6-2 victory over Aryna Sabalenka in Stuttgart giving her a fourth consecutive title. Swiatek came into the WTA tournament in Germany after victories in Doha, Indian Wells and Miami, and proved way too strong for her fourth-ranked opponent from Belarus. Around 4,300 fans watched the final which took 1 hour 24 minutes for Swiatek to take her 23rd win in a row. Sabalenka was appearing in her second consecutive Stuttgart final having also lost last year, to the now retired former world number one Austral…