Historical Importance of the Munich Massacre: The Munich Massacre was a terrorist attack during the 1972 Olympic Games. Eight Palestinian terrorists killed two members of the Israeli Olympic team and then took nine others hostage.
Look for brown, furrowed bark. The bark of sugar maple trees changes color as it ages. The bark of younger trees will be grayish-brown in color. As the sugar maple trees mature, the bark will deepen to a dark brown. It is characterized by vertical grooves that are closely spaced.
Nectria fruiting on a twig. Most hardwoods with such injuries are susceptible to attack. Slightly sunken areas (cankers) develop around wound or damaged tissue. Smooth barked areas are generally darker brown than surrounding bark. If the bark of the tree is rough and dark, the canker is very difficult to see. This fungus is an opportunistic pathogen readily attacking damaged wood.