Steffi Graf losing the final to Monica Seles, 6–4, 6–3. While the Berlin tournament was being played, the largest-circulation German tabloid, "Bild", ran a story about an alleged scandal involving Graf's father. The difficulty of answering questions about the matter came to a head at a Wimbledon press conference, where Graf broke down in tears. Wimbledon authorities then threatened to immediately shut down any subsequent press conferences where questions about the issue were asked. Whether this scandal affected Graf's form is open to debate. In an interview with "Stern" magazine in July 1990, Graf stated, "I could not fight as usual." Graf
Steffi Graf Wilson Pro Staff 7.0 lite, then switched to the Pro Staff 7.5 in 1996 and to the Pro Staff 7.1 in 1998. Graf's racquets were strung at 29 kilograms (64 pounds), significantly above the 50-60 pound range recommended by Wilson. In 2006, she signed an endorsement deal with Head. In 2010, Graf and Agassi collaborated with Head and developed the new line of Star Series tennis racquets. Graf has signed many endorsement deals throughout the years including a ten-year endorsement deal with car manufacturer Opel in 1985, and Rexona from 1994 to 1998. Other companies she has endorsed include Barilla,