Germany coach Julian Nagelsmann has come to the defence of Florian Wirtz, saying the 22-year-old midfielder's slow start at Liverpool is simply part of his adjustment to the Premier League. Liverpool smashed their then transfer record in June to sign the Germany international from Bundesliga club Bayer Leverkusen for a guaranteed 100 million pounds ($140 million) and up to 16 million pounds in potential bonuses. However, Wirtz has yet to register a goal or an assist in seven Premier League