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39uctw">.css-39uctw{box-sizing:border-box;margin:0;min-width:0;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;gap:10px;}</style><div class="e1hi6cki0 css-39uctw"><style data-emotion="css a6hbbt">.css-a6hbbt{padding-left:15px;padding-right:15px;padding-top:5px;padding-bottom:5px;background:var(--theme-ui-colors-countryTag);font-size:0.875rem;letter-spacing:0.08em;color:var(--theme-ui-colors-white);cursor:default;}.css-a6hbbt:hover{background:var(--theme-ui-colors-countryTagHover);}</style><div class="css-a6hbbt e1hi6cki1">Australia</div></div></div></div><style data-emotion="css 1ghzgqw">.css-1ghzgqw{line-height:1.75rem;padding-left:0;width:100%;}.css-1ghzgqw p{margin-bottom:28px;}.css-1ghzgqw p:last-child{margin-bottom:0;}.css-1ghzgqw a{color:var(--theme-ui-colors-secondaryGreen);-webkit-text-decoration:none;text-decoration:none;}.css-1ghzgqw a:hover{-webkit-text-decoration:underline;text-decoration:underline;}.css-1ghzgqw 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p{margin-bottom:28px;}.css-ouabfh p:last-child{margin-bottom:0;}.css-ouabfh a{color:var(--theme-ui-colors-secondaryGreen);-webkit-text-decoration:none;text-decoration:none;}.css-ouabfh a:hover{-webkit-text-decoration:underline;text-decoration:underline;}.css-ouabfh img{width:50%;height:auto;}.css-ouabfh :is(h1, h2, h3, h4){font-weight:700;}.css-ouabfh h1{font-size:2em;margin-top:0.67em;margin-bottom:0.67em;}.css-ouabfh h2{font-size:1.5em;margin-top:0.83em;margin-bottom:0.83em;}.css-ouabfh h3{font-size:1.17em;margin-top:1em;margin-bottom:1em;}.css-ouabfh h4{margin-top:1.33em;margin-bottom:1.33em;}@media screen and (min-width: 640px){.css-ouabfh{padding-left:0;width:100%;}}@media screen and (min-width: 769px){.css-ouabfh{padding-left:232px;width:calc((100% + 368px) * 0.64);}}</style><div class="css-ouabfh"><p>The Australian navy has placed tight operational restrictions on its Collins-class submarines after a series of mechanical and maintenance problems, reports the Australian. </p><p> Some experts maintain that the Swedish-supplied Hedemora diesel engines may need to be replaced, a major design and engineering effort that would cost hundreds of millions of dollars and take years to finish. </p><p> Other mechanical issues affecting the subs include the performance of the electric motors,...</p></div></div><style data-emotion="css 1t1ggm9">.css-1t1ggm9{margin:-60px -20px 0 -20px;}@media screen and (min-width: 640px){.css-1t1ggm9{margin:-60px -40px 0 -40px;}}@media screen and (min-width: 769px){.css-1t1ggm9{margin:-60px -40px 0 -96px;}}</style><div class="css-1t1ggm9 ey65dy00"><style data-emotion="css tdbs54">.css-tdbs54{position:relative;height:60px;width:100%;background:linear-gradient(360deg, #FFFFFF 12.5%, rgba(246, 246, 246, 0) 208.33%);}</style><div class="css-tdbs54 ey65dy01"></div><style data-emotion="css 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