An apparatus comprising: a fixed portion (306, 2206) of a wing; an unfixed portion (310, 2204) of the wing configured to rotate between a folded position of the wing and a flight position of the wing; a latch assembly (322, 2202) configured to prevent rotation of the unfixed portion (310, 2204) of the wing when the wing is in the flight position; the latch assembly comprising a rotating portion (316, 2210) and a secured portion (320, 2208); a first portion of the wing configured to hold the rotating portion (316, 2210) of the latch assembly, the first portion being one of the fixed portion (306, 2206) of the wing and the unfixed portion (310, 2204) of the wing; and a second portion of the wing configured to hold the secured portion (320, 2208) of the latch assembly of the wing, the second portion being the other of the fixed portion (306, 2206) of the wing and the unfixed portion (310, 2204) of the wing; wherein the rotating portion (316, 2210) is configured to rotate between: an open position, and a closed position; and wherein the rotating portion (316, 2210) comprises: a cam (712, 2218) having a plurality of slots (324, 2220), and a securing portion (328, 2222) configured to secure the secured portion (320, 2208) of the latch assembly when in the closed position; and wherein the secured portion (320, 2208) comprises a group of openings configured to be received by the plurality of slots (324, 2220) of the cam (712, 2218) when the rotating portion is in the open position; such that the plurality of slots (324, 2220) of the rotating portion (316, 2210) are configured to allow the group of openings of the secured portion (320, 2208) to fit to the rotating portion (316, 2210) when the rotating portion is in the open position; and the securing portion (328, 2222) of the rotating portion (316, 2210) is configured to secure the secured portion (320, 2208) by the rotating portion (316, 2210) when the rotating portion is in the closed position. a fixed portion (306, 2206) of a wing; an unfixed portion (310, 2204) of the wing configured to rotate between a folded position of the wing and a flight position of the wing; a latch assembly (322, 2202) configured to prevent rotation of the unfixed portion (310, 2204) of the wing when the wing is in the flight position; the latch assembly comprising a rotating portion (316, 2210) and a secured portion (320, 2208); a first portion of the wing configured to hold the rotating portion (316, 2210) of the latch assembly, the first portion being one of the fixed portion (306, 2206) of the wing and the unfixed portion (310, 2204) of the wing; and a second portion of the wing configured to hold the secured portion (320, 2208) of the latch assembly of the wing, the second portion being the other of the fixed portion (306, 2206) of the wing and the unfixed portion (310, 2204) of the wing; wherein the rotating portion (316, 2210) is configured to rotate between: an open position, and a closed position; and wherein the rotating portion (316, 2210) comprises: a cam (712, 2218) having a plurality of slots (324, 2220), and a securing portion (328, 2222) configured to secure the secured portion (320, 2208) of the latch assembly when in the closed position; and wherein the secured portion (320, 2208) comprises a group of openings configured to be received by the plurality of slots (324, 2220) of the cam (712, 2218) when the rotating portion is in the open position; such that the plurality of slots (324, 2220) of the rotating portion (316, 2210) are configured to allow the group of openings of the secured portion (320, 2208) to fit to the rotating portion (316, 2210) when the rotating portion is in the open position; and the securing portion (328, 2222) of the rotating portion (316, 2210) is configured to secure the secured portion (320, 2208) by the rotating portion (316, 2210) when the rotating portion is in the closed position.