BARCELONA, Spain — Lionel Messi broke German great Gerd Mueller’s 40-year-old record for most goals in a year by scoring for the 86th time in 2012 on Sunday. The Argentina forward scored twice to lead Barcelona to a 2-1 win at Real Betis in the Spanish league match. His first was an individual effort in the 16th minute to tie Mueller’s mark, and he eclipsed the 1972 milestone with a familiar left-footed fin ...